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Prevention of Asthma Exacerbations Using Dupilumab in Urban Children and Adolescents (PANDA)

Primary Purpose

Asthma

Status
Recruiting
Phase
Phase 2
Locations
United States
Study Type
Interventional
Intervention
Dupilumab
Placebo
Sponsored by
National Institute of Allergy and Infectious Diseases (NIAID)
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Asthma focused on measuring asthma, CAUSE, PANDA, T2, dupilumab

Eligibility Criteria

6 Years - 17 Years (Child)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  1. Participant and/or parent guardian must be able to understand and provide informed consent and age-appropriate assent
  2. Are male and female aged 6-17 years at Visit 0
  3. Participant has a primary place of residence in one of the pre-selected recruitment census tracts as outlined in the Protocol CAUSE01 Manual of Operations (MOP). Participants who do not live in the pre-selected census tracts but live within the Office of Management and Budget (OMB) defined Metropolitan Statistical Area and have publicly funded health insurance will qualify for inclusion.
  4. Participant has a diagnosis of asthma made > 1 year prior to recruitment. Participants who received an asthma diagnosis by a clinician ≤1 year prior to recruitment must report that their respiratory symptoms were present for more than 1 year prior to recruitment.
  5. Participant has had at least two asthma exacerbations in the prior year (defined as a requirement for systemic corticosteroids and/or hospitalization).
  6. At Visit 0 (screening), participant must have the following requirement for asthma controller medication:

    1. Participants aged 6 to 11 years: treatments with at least fluticasone 250 mcg dry powder inhaler (DPI) one puff twice daily or its equivalent.
    2. Participants aged 12 years and older, treatment with at least fluticasone 250 mcg plus long-acting beta agonist (LABA) DPI one puff twice daily or its equivalent.
  7. Have peripheral blood eosinophils ≥150 cells/mcl and/or FeNO ≥ 20ppb obtained at Visit 0 or via another CAUSE protocol within 6 months.
  8. Are able to perform acceptable and repeatable spirometry per American Thoracic Society (ATS) criteria prior to randomization.
  9. Have documentation of current medical insurance with prescription coverage at Visit 0.

Exclusion Criteria:

  1. Parent or guardian is not able or willing to give written informed consent or comply with study protocol.
  2. Have concurrent medical problems that would require systemic corticosteroids or other immunomodulators during the study.
  3. Are currently receiving immunotherapy.
  4. Are currently receiving treatment with a biologic therapy or have received a biologic therapy within 3 months prior to randomization.
  5. Are currently requiring greater than fluticasone 500 mcg bid plus long-acting beta agonist (LABA) one puff twice daily or its equivalent plus Long-acting muscarinic antagonists (LAMA) and/or individuals using oral corticosteroids daily or every other day for more than 14 days at the time of Visit 0.
  6. Are currently pregnant or lactating, or plan to become pregnant during the time of study participation. Females of child-bearing potential (post-menarche) must be abstinent or use a medically acceptable birth control method throughout the study (i.e. oral subcutaneous, mechanical, or surgical contraception). Males who are sexually active must agree to use an acceptable method of birth control (i.e. barrier methods with vaginal spermicide) or have a female partner practicing an approved birth control method for females.
  7. Have a known, pre-existing clinically important lung condition other than asthma.
  8. Have a current malignancy or previous history of cancer in remission for less than 12 months prior to randomization.
  9. Is a current smoker, or is currently using any electronic cigarette or vaping device (e.g. e-cigarette, e- cig, mod, vape pen, JUUL, e-cigar, e-hookah, e-pipe, vape pods).
  10. Have a known immunodeficiency disease.
  11. Have a known, active pre-existing parasitic infection or are undergoing treatment for a parasitic infection. Once the participant has been successfully treated, the participant may be reevaluated.
  12. Use of investigational drugs within 4 weeks of randomization
  13. Have past or current medical problems or findings from physical examination or laboratory testing that are not listed above, which, in the opinion of the site investigator, may pose additional risks from participation in the study, may interfere with the participant's ability to comply with study requirements or that may impact the quality or interpretation of the data obtained from the study.
  14. Will not allow the study clinician, an asthma specialist, to manage their disease for the duration of the study or who are not willing to change their asthma medications to follow the Protocol CAUSE- 01 PANDA.
  15. Have a known history of allergic reaction to dupilumab.
  16. Have had a life-threatening asthma exacerbation in the last 2 years requiring intubation, mechanical ventilation or resulting in a hypoxic seizure.
  17. Have received a live (attenuated) vaccine within 4 weeks of Visit 0.
  18. Have an eosinophil count of ≥1500 cells/mcl at Visit 0.

Potential participants may be reassessed as outlined in the Protocol CAUSE-01 MOP.

Sites / Locations

  • Children's Hospital Colorado: Allergy Program
  • Children's National Medical Center: Children's Research Institute
  • Ann & Robert H. Lurie Children's Hospital of Chicago: Division of Allergy and Immunology
  • Boston Children's Hospital: Department of Immunology
  • Icahn School of Medicine at Mount Sinai: Division of Clinical Immunology, Immunology InstituteRecruiting
  • Columbia University Medical Center: Division of Pediatric PulmonologyRecruiting
  • Cincinnati Children's Hospital Medical Center: Asthma CenterRecruiting

Arms of the Study

Arm 1

Arm 2

Arm Type

Experimental

Placebo Comparator

Arm Label

Dupilumab

Placebo

Arm Description

Participants between 12-17 years of age, will receive an initial dose of 600 mg (two 300 mg injections) followed by 300 mg given every other week (Q2W). Participants between 6-11 years of age will not complete a loading dose and will receive injections based on their body weight: Participants with a body weight of 15 kg to less than 30 kg, will receive 100mg Q2W. Participants with a body weight of 30 kg or more, will receive 200 mg Q2W.

Participants between 12-17 years of age, will receive an initial dose of placebo (two injections) followed by a placebo injection given every other week (Q2W). Participants between 6-11 years of age will not receive an initial loading dose of placebo and will receive injections Q2W based on their body weight.

Outcomes

Primary Outcome Measures

Number of asthma exacerbations during the 12-month treatment period
Asthma exacerbation defined as a prescription of a course of systemic steroids by a clinician or initiation of a course of systemic steroids by a participant to prevent a serious asthma outcome. If a participant initiates and completes a course of systemic steroids without clinician involvement, this course will be counted only if it meets the following dosage: the course for prednisone, prednisolone, or methylprednisolone will be at least 20 mg daily dose for 3 of 5 consecutive days. The course for dexamethasone will be at least a 10 mg single daily dose. If a corticosteroid burst for the treatment of an asthma exacerbation is prescribed by a non-CAUSE clinician, it will be counted regardless of dose.

Secondary Outcome Measures

Pulmonary Function Measured by Spirometry: Forced Expiratory Volume in 1 Second (FEV1) % Predicted
FEV1 is air volume exhaled in 1 second during spirometry. FEV1 percent of predicted value is FEV1 converted to a percentage of normal, based on height, weight, and race. This measurement will be performed by trained and certified clinical research staff according to American Thoracic Society standards as performed routinely in usual care as part of subspecialist management of asthma.
Days with symptoms, nights with symptoms, and day and night albuterol use.
Number of days with asthma symptoms as defined by the participant report of daytime asthma symptoms over the preceding 14-day period. Number of nights with asthma symptoms as defined by participant report of nighttime asthma symptoms over the preceding 14-day period. Number of days with albuterol use as defined by participant report of days of albuterol (bronchodilator) use over the preceding 14-day period. Number of nights albuterol use as defined by participant report of nights of albuterol (bronchodilator) use over the preceding 14-day period.
Asthma control measured by the Asthma Control Questionnaire-5
The Asthma Control Questionnaire-5 is a validated tool that will be used to assess overall asthma control over the last 4 weeks. The Range is 0-6, with higher scores indicating worse asthma control.
Time to first asthma exacerbation
Time between initiation of treatment and first asthma exacerbation or the end of participant follow-up visits.
Quality of life as measured by the PROMIS Asthma Impact Short Forms (Pediatric or Parent Proxy).
As measured by the pediatric patient-reported (ages 8-17) or proxy-reported (ages 6-7) PROMIS Asthma Impact Short Forms.
Asthma burden as measured by Combined Asthma Severity Index (CASI)
The Composite Asthma Severity Index (CASI) is a comprehensive severity scale combining multiple facets of asthma severity: impairment, risk, and treatment. The CASI score ranges from 0 to 20 points, with higher scores indicating higher levels of severity, and includes 5 domains: day symptoms and albuterol use, night symptoms and albuterol use, controller treatment, lung function measures, and exacerbations.
Rhinitis symptoms as measured by Modified Rhinitis Symptoms Utility Index (MRSUI)
The Modified Rhinitis Symptom Utility Index (MRSUI), assesses the frequency and severity (degree of bothering: not bothered, somewhat bothered, bothered a lot) of the participant's (1) stuffy or blocked nose, (2) runny nose, (3) sneezing, (4) itchy, watery eyes, and (5) itchy nose or throat over the preceding 14-day period.
Related adverse events and serious adverse events in the course of treatment
The number of adverse events (AEs) by severity and relationship to study drug will be used to assess safety. The number of serious adverse events (SAEs) by severity and relationship to study drug will be used to assess safety.

Full Information

First Posted
April 20, 2022
Last Updated
June 20, 2023
Sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
Collaborators
Childhood Asthma in Urban Settings (CAUSE), Regeneron Pharmaceuticals, Rho Federal Systems Division, Inc.
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1. Study Identification

Unique Protocol Identification Number
NCT05347771
Brief Title
Prevention of Asthma Exacerbations Using Dupilumab in Urban Children and Adolescents
Acronym
PANDA
Official Title
Prevention of Asthma Exacerbations Using Dupilumab in Urban Children and Adolescents (PANDA) (CAUSE-01)
Study Type
Interventional

2. Study Status

Record Verification Date
June 2023
Overall Recruitment Status
Recruiting
Study Start Date
May 4, 2022 (Actual)
Primary Completion Date
August 30, 2025 (Anticipated)
Study Completion Date
December 15, 2025 (Anticipated)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
Collaborators
Childhood Asthma in Urban Settings (CAUSE), Regeneron Pharmaceuticals, Rho Federal Systems Division, Inc.

4. Oversight

Studies a U.S. FDA-regulated Drug Product
Yes
Studies a U.S. FDA-regulated Device Product
No
Data Monitoring Committee
Yes

5. Study Description

Brief Summary
This is a multi-center, double-blind, placebo-controlled, randomized trial of dupilumab adjunctive therapy for prevention of asthma exacerbations in urban children and adolescents with T2-high exacerbation-prone asthma.
Detailed Description
Protocol CAUSE-01 PANDA is a multicenter, double-blind, placebo-controlled, randomized trial of dupilumab adjunctive therapy for the reduction of asthma exacerbations in urban children and adolescents 6 to 17 years with T2-high exacerbation-prone asthma. Approximately 240 participants will be randomized 2:1 to one of two study arms: 1) guidelines-based asthma treatment + dupilumab, or 2) guidelines-based asthma treatment + placebo. Study treatment will continue for 1 year with an additional 3 months of follow-up following completion of study treatment. An initial Screening Visit will be followed by a 4-week run-in period. After the run-in, participants who continue to meet eligibility criteria will be randomized to one of the 2 treatment arms and receive their first injection. Over the next 2 weeks, participants will return to the clinic for 3 early treatment response visits. Participants will receive injections of dupilumab or placebo administered subcutaneously every two weeks (Q2W) over 12 months. Each participant will have Evaluation and Management (E&M) visits every 3 months where their asthma and rhinitis will be assessed and adjustments made to their medications based on asthma guidelines. Participants will be asked to monitor and self-report cold symptoms throughout the treatment period. Participants will be asked to complete up to three paired cold visits. At the time of a cold, participants will be asked to come into the clinic for collection of blood and nasal secretions for associated mechanistic studies. Approximately three days after the clinic visit, participants will complete symptom assessments and will be asked to collect nasal samples at home.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Asthma
Keywords
asthma, CAUSE, PANDA, T2, dupilumab

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 2
Interventional Study Model
Parallel Assignment
Masking
ParticipantCare ProviderInvestigator
Allocation
Randomized
Enrollment
240 (Anticipated)

8. Arms, Groups, and Interventions

Arm Title
Dupilumab
Arm Type
Experimental
Arm Description
Participants between 12-17 years of age, will receive an initial dose of 600 mg (two 300 mg injections) followed by 300 mg given every other week (Q2W). Participants between 6-11 years of age will not complete a loading dose and will receive injections based on their body weight: Participants with a body weight of 15 kg to less than 30 kg, will receive 100mg Q2W. Participants with a body weight of 30 kg or more, will receive 200 mg Q2W.
Arm Title
Placebo
Arm Type
Placebo Comparator
Arm Description
Participants between 12-17 years of age, will receive an initial dose of placebo (two injections) followed by a placebo injection given every other week (Q2W). Participants between 6-11 years of age will not receive an initial loading dose of placebo and will receive injections Q2W based on their body weight.
Intervention Type
Drug
Intervention Name(s)
Dupilumab
Other Intervention Name(s)
Dupixent, IL4Ra mAb
Intervention Description
Dupilumab is a recombinant DNA-derived humanized IgG4ĸ monoclonal antibody that selectively binds to anti IL-4R monoclonal antibody (mAb).
Intervention Type
Drug
Intervention Name(s)
Placebo
Other Intervention Name(s)
Placebo for Dupilumab
Intervention Description
The composition of the placebo for dupilumab is the same as the active study drug without the dupilumab.
Primary Outcome Measure Information:
Title
Number of asthma exacerbations during the 12-month treatment period
Description
Asthma exacerbation defined as a prescription of a course of systemic steroids by a clinician or initiation of a course of systemic steroids by a participant to prevent a serious asthma outcome. If a participant initiates and completes a course of systemic steroids without clinician involvement, this course will be counted only if it meets the following dosage: the course for prednisone, prednisolone, or methylprednisolone will be at least 20 mg daily dose for 3 of 5 consecutive days. The course for dexamethasone will be at least a 10 mg single daily dose. If a corticosteroid burst for the treatment of an asthma exacerbation is prescribed by a non-CAUSE clinician, it will be counted regardless of dose.
Time Frame
Week 4 (Treatment initiation) - Week 54 (Completion of treatment)
Secondary Outcome Measure Information:
Title
Pulmonary Function Measured by Spirometry: Forced Expiratory Volume in 1 Second (FEV1) % Predicted
Description
FEV1 is air volume exhaled in 1 second during spirometry. FEV1 percent of predicted value is FEV1 converted to a percentage of normal, based on height, weight, and race. This measurement will be performed by trained and certified clinical research staff according to American Thoracic Society standards as performed routinely in usual care as part of subspecialist management of asthma.
Time Frame
Week 4 to Week 68
Title
Days with symptoms, nights with symptoms, and day and night albuterol use.
Description
Number of days with asthma symptoms as defined by the participant report of daytime asthma symptoms over the preceding 14-day period. Number of nights with asthma symptoms as defined by participant report of nighttime asthma symptoms over the preceding 14-day period. Number of days with albuterol use as defined by participant report of days of albuterol (bronchodilator) use over the preceding 14-day period. Number of nights albuterol use as defined by participant report of nights of albuterol (bronchodilator) use over the preceding 14-day period.
Time Frame
Week 4 to Week 68
Title
Asthma control measured by the Asthma Control Questionnaire-5
Description
The Asthma Control Questionnaire-5 is a validated tool that will be used to assess overall asthma control over the last 4 weeks. The Range is 0-6, with higher scores indicating worse asthma control.
Time Frame
Week 4 to Week 60
Title
Time to first asthma exacerbation
Description
Time between initiation of treatment and first asthma exacerbation or the end of participant follow-up visits.
Time Frame
Week 4 to Week 68
Title
Quality of life as measured by the PROMIS Asthma Impact Short Forms (Pediatric or Parent Proxy).
Description
As measured by the pediatric patient-reported (ages 8-17) or proxy-reported (ages 6-7) PROMIS Asthma Impact Short Forms.
Time Frame
Week 4 to Week 68
Title
Asthma burden as measured by Combined Asthma Severity Index (CASI)
Description
The Composite Asthma Severity Index (CASI) is a comprehensive severity scale combining multiple facets of asthma severity: impairment, risk, and treatment. The CASI score ranges from 0 to 20 points, with higher scores indicating higher levels of severity, and includes 5 domains: day symptoms and albuterol use, night symptoms and albuterol use, controller treatment, lung function measures, and exacerbations.
Time Frame
Week 4 to Week 68
Title
Rhinitis symptoms as measured by Modified Rhinitis Symptoms Utility Index (MRSUI)
Description
The Modified Rhinitis Symptom Utility Index (MRSUI), assesses the frequency and severity (degree of bothering: not bothered, somewhat bothered, bothered a lot) of the participant's (1) stuffy or blocked nose, (2) runny nose, (3) sneezing, (4) itchy, watery eyes, and (5) itchy nose or throat over the preceding 14-day period.
Time Frame
Week 4 - Week 68
Title
Related adverse events and serious adverse events in the course of treatment
Description
The number of adverse events (AEs) by severity and relationship to study drug will be used to assess safety. The number of serious adverse events (SAEs) by severity and relationship to study drug will be used to assess safety.
Time Frame
Week 4 to Week 68

10. Eligibility

Sex
All
Minimum Age & Unit of Time
6 Years
Maximum Age & Unit of Time
17 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Participant and/or parent guardian must be able to understand and provide informed consent and age-appropriate assent Are male and female aged 6-17 years at Visit 0 Participant has a primary place of residence in one of the pre-selected recruitment census tracts as outlined in the Protocol CAUSE01 Manual of Operations (MOP). Participants who do not live in the pre-selected census tracts but live within the Office of Management and Budget (OMB) defined Metropolitan Statistical Area and have publicly funded health insurance will qualify for inclusion. Participant has a diagnosis of asthma made > 1 year prior to recruitment. Participants who received an asthma diagnosis by a clinician ≤1 year prior to recruitment must report that their respiratory symptoms were present for more than 1 year prior to recruitment. Participant has had at least two asthma exacerbations in the prior year (defined as a requirement for systemic corticosteroids and/or hospitalization). At Visit 0 (screening), participant must have the following requirement for asthma controller medication: Participants aged 6 to 11 years: treatments with at least fluticasone 250 mcg dry powder inhaler (DPI) one puff twice daily or its equivalent. Participants aged 12 years and older, treatment with at least fluticasone 250 mcg plus long-acting beta agonist (LABA) DPI one puff twice daily or its equivalent. Have peripheral blood eosinophils ≥150 cells/mcl and/or FeNO ≥ 20ppb obtained at Visit 0 or via another CAUSE protocol within 6 months. Are able to perform acceptable and repeatable spirometry per American Thoracic Society (ATS) criteria prior to randomization. Have documentation of current medical insurance with prescription coverage at Visit 0. Exclusion Criteria: Parent or guardian is not able or willing to give written informed consent or comply with study protocol. Have concurrent medical problems that would require systemic corticosteroids or other immunomodulators during the study. Are currently receiving immunotherapy. Are currently receiving treatment with a biologic therapy or have received a biologic therapy within 3 months prior to randomization. Are currently requiring greater than fluticasone 500 mcg bid plus long-acting beta agonist (LABA) one puff twice daily or its equivalent plus Long-acting muscarinic antagonists (LAMA) and/or individuals using oral corticosteroids daily or every other day for more than 14 days at the time of Visit 0. Are currently pregnant or lactating, or plan to become pregnant during the time of study participation. Females of child-bearing potential (post-menarche) must be abstinent or use a medically acceptable birth control method throughout the study (i.e. oral subcutaneous, mechanical, or surgical contraception). Males who are sexually active must agree to use an acceptable method of birth control (i.e. barrier methods with vaginal spermicide) or have a female partner practicing an approved birth control method for females. Have a known, pre-existing clinically important lung condition other than asthma. Have a current malignancy or previous history of cancer in remission for less than 12 months prior to randomization. Is a current smoker, or is currently using any electronic cigarette or vaping device (e.g. e-cigarette, e- cig, mod, vape pen, JUUL, e-cigar, e-hookah, e-pipe, vape pods). Have a known immunodeficiency disease. Have a known, active pre-existing parasitic infection or are undergoing treatment for a parasitic infection. Once the participant has been successfully treated, the participant may be reevaluated. Use of investigational drugs within 4 weeks of randomization Have past or current medical problems or findings from physical examination or laboratory testing that are not listed above, which, in the opinion of the site investigator, may pose additional risks from participation in the study, may interfere with the participant's ability to comply with study requirements or that may impact the quality or interpretation of the data obtained from the study. Will not allow the study clinician, an asthma specialist, to manage their disease for the duration of the study or who are not willing to change their asthma medications to follow the Protocol CAUSE- 01 PANDA. Have a known history of allergic reaction to dupilumab. Have had a life-threatening asthma exacerbation in the last 2 years requiring intubation, mechanical ventilation or resulting in a hypoxic seizure. Have received a live (attenuated) vaccine within 4 weeks of Visit 0. Have an eosinophil count of ≥1500 cells/mcl at Visit 0. Potential participants may be reassessed as outlined in the Protocol CAUSE-01 MOP.
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Daniel J. Jackson, M.D.
Organizational Affiliation
University of Wisconsin School of Medicine and Public Health; Division of Allergy & Immunology
Official's Role
Study Chair
Facility Information:
Facility Name
Children's Hospital Colorado: Allergy Program
City
Aurora
State/Province
Colorado
ZIP/Postal Code
80045
Country
United States
Individual Site Status
Not yet recruiting
Facility Contact:
First Name & Middle Initial & Last Name & Degree
Pascuala Pinedo-Estrada
Phone
720-777-8077
Email
pascuala.pinedo-estrada@childrenscolorado.org
Facility Name
Children's National Medical Center: Children's Research Institute
City
Washington
State/Province
District of Columbia
ZIP/Postal Code
20010
Country
United States
Individual Site Status
Not yet recruiting
Facility Name
Ann & Robert H. Lurie Children's Hospital of Chicago: Division of Allergy and Immunology
City
Chicago
State/Province
Illinois
ZIP/Postal Code
60611
Country
United States
Individual Site Status
Not yet recruiting
Facility Name
Boston Children's Hospital: Department of Immunology
City
Boston
State/Province
Massachusetts
ZIP/Postal Code
02215
Country
United States
Individual Site Status
Not yet recruiting
Facility Name
Icahn School of Medicine at Mount Sinai: Division of Clinical Immunology, Immunology Institute
City
New York
State/Province
New York
ZIP/Postal Code
10029
Country
United States
Individual Site Status
Recruiting
Facility Contact:
First Name & Middle Initial & Last Name & Degree
Paula Busse
Phone
212-241-0764
Email
paula.busse@mssm.edu
First Name & Middle Initial & Last Name & Degree
Paula Busse
Facility Name
Columbia University Medical Center: Division of Pediatric Pulmonology
City
New York
State/Province
New York
ZIP/Postal Code
10032
Country
United States
Individual Site Status
Recruiting
Facility Contact:
First Name & Middle Initial & Last Name & Degree
Marcela Pierce
Phone
347-344-3000
Email
mp2648@cumc.columbia.edu
Facility Name
Cincinnati Children's Hospital Medical Center: Asthma Center
City
Cincinnati
State/Province
Ohio
ZIP/Postal Code
45229
Country
United States
Individual Site Status
Recruiting
Facility Contact:
First Name & Middle Initial & Last Name & Degree
Anna-Liisa Vockell
Phone
513-356-6102
Email
CAUSEScheduling@cchmc.org

12. IPD Sharing Statement

Plan to Share IPD
Yes
IPD Sharing Plan Description
Share data upon study completion in Immunology Database and Analysis Portal (ImmPort), a long-term archive of clinical and mechanistic data from DAIT-funded grants and contracts.
IPD Sharing Time Frame
Post database lock
IPD Sharing Access Criteria
Open Access
IPD Sharing URL
http://www.immport.org/home
Links:
URL
http://www.niaid.nih.gov/
Description
National Institute of Allergy and Infectious Diseases (NIAID)
URL
http://www.niaid.nih.gov/about/dait
Description
Division of Allergy, Immunology, and Transplantation (DAIT)

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Prevention of Asthma Exacerbations Using Dupilumab in Urban Children and Adolescents

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