[1] Univ Milan, Dept Biomed & Clin Sci DIBIC, Sect Resp Dis, Osped L Sacco,ASST Fatebenefratelli Sacco, Milan, Italy
[2] Univ Sassari, Dept Med Surg & Expt Med, Clin Epidemiol & Med Stat Unit, Sassari, Italy
[3] Univ Zagreb, Univ Hosp Ctr Zagreb, Dept Resp Dis Jordanovac, Sch Med, Zagreb, Croatia
[4] JSS Acad Higher Educ & Res, JSS Med Coll, Dept Pulm Med, Mysore, Karnataka, India
[5] Univ Coruna UDC, Inst Invest Biomed Coruna INIBIC, Estruct Organizat Xest Integrada EOXI A Coruna, CHUAC,SERDAS,Direcc Proc Asistenciales,Serv Neumo, La Coruna, Spain
[6] South Texas Vet Hlth Care Syst, San Antonio, TX USA
[7] Univ Texas Hlth San Antonio, San Antonio, TX USA
[8] Univ Milan, Dept Pathophysiol & Transplantat, Fdn IRCCS Ca Granda Osped Maggiore Policlin, Internal Med Dept,Resp Unit & Cyst Fibrosis Adult, Via Francesco Sforza 35, I-20122 Milan, Italy
[9] Univ Milan, Dept Hlth Sci, Milan, Italy
[10] Univ La Sabana, Dept Microbiol, Chia, Colombia
[11] Univ Milan, Resp Unit, San Paolo Hosp, Dept Hlth Sci, Milan, Italy
[12] Univ Hosp Alfredo Lanari, Dept Internal Med, Buenos Aires, DF, Argentina
[13] Hosp Luis Lago Maggiore, Mendoza, Argentina
[14] Hosp Cent Mendoza, Mendoza, Argentina
[15] Hosp Privado Univ, Cordoba, Argentina
[16] Hosp Rawson, Serv Neumol, VH Dr Cazaux A, Cordoba, Argentina
[17] Hosp Nacl Prof Alejandro Posadas, Buenos Aires, DF, Argentina
[18] Buenos Aires British Hosp, Crit Care Unit & Resp Med, Florencia Lascar & Fernando Di Tulio, Buenos Aires, DF, Argentina
[19] Hosp Gen Alvear, Mendoza, Argentina
[20] Hosp Muniz, Resp Intens Care Unit, Buenos Aires, DF, Argentina
[21] Hosp Interzonal Gen Agudos Vicente y Lopez Planes, Infect Dis Ward, Buenos Aires, DF, Argentina
[22] Hosp El Cruce, Alta Complejidad Red, Buenos Aires, DF, Argentina
[23] Hosp Bernardo Houssay, Vicente Lopez, Argentina
[24] Univ Buenos Aires, Hosp Clin, Dept Med, Pulm Med Div, Buenos Aires, DF, Argentina
[25] Hosp Nuestra Senora Carmen, La Rioja, Spain
[26] Hosp Zonal Especializado Agudos & Cronicos Dr Ant, Buenos Aires, DF, Argentina
[27] Clin Privada Monte Grande, Infect Dis & Infect Control Dept, Buenos Aires, DF, Argentina
[28] Hosp San Roque, Cordoba, Argentina
[29] Hosp DF Santojanni, Infect Dis Dept, Buenos Aires, DF, Argentina
[30] HZGA Mi Pueblo, Florencio Varela, Argentina
[31] Austin Hosp, Dept Gen Med, Heidelberg, Vic, Australia
[32] Med Univ Vienna, Dept Med 1, Div Infect Dis & Trop Med, Vienna, Austria
[33] ZNA Campus Stuivenberg, Antwerp, Belgium
[34] Erasme Univ Hosp, Anesthesia & Crit Care Dept, Brussels, Belgium
[35] Ghent Univ Hosp, Dept Resp Med, Ghent, Belgium
[36] Univ Libre Bruxelles, Erasme Univ Hosp, Dept Intens Care, Brussels, Belgium
[37] Ctr Hosp Univ HKM Cotonou, Jules Bashi & Roger Dodo, Cotonou, Benin
[38] Univ Fed Rio de Janeiro, Rio De Janeiro, Brazil
[39] Mil Med Acad, Clin Pulm Dis, Sofia, Bulgaria
[40] UMHAT St Marina, Varna, Bulgaria
[41] Univ Hosp Varna, Varna, Bulgaria
[42] Yaounde Jamot Hosp, Yaounde, Cameroon
[43] Univ Yaounde, Dept Med Interne, Yaounde, Cameroon
[44] Douala Gen Hosp, Douala, Cameroon
[45] Peking Univ, Hosp 3, Resp Med, Beijing, Peoples R China
[46] Tongji Univ, Shanghai Pulm Hosp, Dept Resp Med, Shanghai, Peoples R China
[47] Clin Shaio, Bogota, Colombia
[48] Las Amer Clin, Medellin, Colombia
[49] Clin Univ Kinshasa, Kinshasa, DEM REP CONGO
[50] Interne Med, Dubrovnik, Croatia