[1] CHU, Serv Physiol, Hop La Pitie Salpetriere, F-75181 Paris 3, France
[2] CHU, Psychiat Serv, Hop Pasteur, F-06000 Nice, France
[3] Ctr Hosp, Serv Rehabil Resp, F-59374 Loos, France
[4] Hop Univ Geneve, Serv Enseignement Therapeut Malad Chron, Geneva, Switzerland
[5] CHU, Serv Pneumol, Hop Pitie Salpetriere, F-75013 Paris, France
[6] Hop Xavier Arnozan, Serv Med Interne, F-33604 Pessac, France
[7] Ctr Dept Prevent Risques, F-26000 Valence, France
[8] CHU, Unite Explorat Resp, Serv Physiol Clin, Hop Arnaud de Villeneuve, F-34295 Montpellier 5, France
[9] CHU, Ctr Gerontol Clin, Hop Antonin Balmes, F-34295 Montpellier 5, France
[10] Hop Corentin Celton, Unite Mobile Accompagnement, F-92130 Issy Les Moulineaux, France
[11] AVECQ Seniors, F-34160 Castries, France
[12] CHU Angers, Serv Pneumol, Angers, France
[13] CHU, Serv Med Interne & Geriatrie, Hop Charles Foix, F-94200 Ivry, France
[14] Hop Arnaud de Villeneuve, Serv Pneumol, F-34295 Montpellier 5, France
[15] CHU Hotel Dieu, Serv Pneumol & Reanimat, F-75004 Paris, France
[16] CHU Nimes, Serv Med Geriatr, F-30029 Nimes, France
[17] CHU, Hop Bichat Claude Bernard, INSERM, U700, F-75018 Paris, France