[1] Hosp Univ Parc Tauli Sabadell, Serv Neumol, Barcelona, Spain
[2] Univ Autanoma Barcelona, Barcelona, Spain
[3] CIBER Enfermedades Resp CIBERES, Madrid, Spain
[4] Hosp Univ Getafe, Serv Med Intens & Grandes Quemados, Madrid, Spain
[5] Grp Trabajo SEMICUYC Insuficiencia Resp Aguda, Barcelona, Spain
[6] Hosp Gen Univ Reina Sofia, Serv Urgencias, Murcia, Spain
[7] Univ Catolica Murcia UCAM, Master Med Urgencias & Emergencias, Murcia, Spain
[8] Hosp Infantil Univ Nino Jestis, Serv Cuidados Intens Pediat, Madrid, Spain
[9] Hosp Infantil Univ Nino Jestis, Lab Invest Biomed, Madrid, Spain
[10] Hosp Univ St Joan Deu, Serv Neonatol, Barcelona, Spain
[11] Hosp Univ Puerta Hierro Majadahonda, Serv Anestesia & Reanimac, Madrid, Spain
[12] Fdn Vasca Innovac & Invest Sanitarias, Baracaldo, Vizcaya, Spain
[13] Hosp San Pedro Alcantara, Serv Neumol, Caceres, Spain
[14] Inst Univ Invest Biosanitaria Extremadura INUBE, CIBER Enfermedades Resp CIBERES, Caceres, Spain
[15] Hosp St Joan Despi Moises Broggi, Serv Med Intens, Barcelona, Spain
[16] Hosp Gen dHospitalet, Barcelona, Spain
[17] Hosp Gen Univ, Serv Urgencias, Unidad Corta Estancia, Alicante, Spain
[18] Hosp Univ Virgen Rocio, Neumol Pediat & Unidad Cuidados Intens Pediat, Seville, Spain
[19] Hosp Alvaro Cunqueiro, Unidad Neonatol, Vigo, Pontevedra, Spain
[20] Hosp Univ Puerta Hierro Majadahonda, Serv Anestesia Cuidados Crit Quinirg & Dolor, Madrid, Spain
[21] Hosp Virgen Lirios, Serv Urgencias, Alicante, Spain
[22] Hosp Univ Virgen Rocio, Unidad Cuidados Intens Pediat, Seville, Spain
[23] Hosp Univ Bellvitge, Serv Pneumol, Barcelona, Spain
[24] Univ Cantabria, Inst Invest Marques Valdecilla, Hosp Univ Marques Valdecilla, Serv Neumol,IDIVAL,Unidad Sueno & Ventilac, Santander, Cantabria, Spain
[25] Hosp Univ Fdn Jimenez, Neumol, Unidad Cuidados Resp Intermedios, Madrid, Spain
[26] Diaz Quiron Salud IIS CIBERES, REVA Network, EMDOS, Madrid, Spain
[27] Hosp Virgen Puerto Plasencia, Serv Neumol, Plasencia, Caceres, Spain
[28] CIBER Enfermedades Resp CIBERES, ISCIII, Madrid, Spain
[29] Inst Univ Invest Biosanitaria Extremadura INUBE, Caceres, Spain
[30] Hosp Univ Son Llatzer, Serv Med Intens, Palma De Mallorca, Spain
[31] Hosp Virgen Salud, Serv Med Intens, Toledo, Spain
[32] Hosp Univ La Paz, Serv Neonatol, Madrid, Spain
[33] Hosp Univ La Paz, Serv Anestesia & Reanimac, Madrid, Spain
[34] Hosp Clin Barcelona, Secc Area Cuidados Intens Quinirg, Serv Anestesia & Cuidados Intens, Barcelona, Spain
[35] Univ Barcelona, Inst TOrax, Hosp Clin Barcelona, IDIBAPS,CibeRes CB06 06 0028,Serv Pneumol, Barcelona, Spain
[36] Hosp Univ Araba, Unidad Func Sueno, OSI Araba, Vitoria, Araba, Spain