42
Participants
Start Date
March 29, 2016
Primary Completion Date
November 23, 2020
Study Completion Date
November 23, 2020
bronchial ddp test
bronchial ddp test during endoscopy, nasal smear, bronchial smear
Necker-Enfants Malades Hospital, Paris
Assistance Publique - Hôpitaux de Paris
OTHER