1 National Coordinating Reference Centre for Rare Pulmonary Diseases, Louis Pradel Hospital, Hospices Civils de Lyon, UMR 754, Claude Bernard University Lyon 1, member of OrphaLung, RespiFil, and ERN-LUNG, Lyon, France vincent.cottin@chu-lyon.fr.
2 National Coordinating Reference Centre for Rare Pulmonary Diseases, Louis Pradel Hospital, Hospices Civils de Lyon, UMR 754, Claude Bernard University Lyon 1, member of OrphaLung, RespiFil, and ERN-LUNG, Lyon, France.
3 Dept of Pathology, Groupement Hospitalier Est, Hospices Civils de Lyon, Claude Bernard University Lyon 1, Lyon, France.
4 CHU Reims, Hôpital Maison Blanche, Pôle de Biologie, Service de Génétique, Reims, France.
5 Dept of Radiology, Louis Pradel Hospital, Hospices Civils de Lyon, Lyon, France.
6 Dept of Respiratory Medicine, Croix Rousse Hospital, Hospices Civils de Lyon, Lyon, France.