[1] Hosp Univ Nuestra Senora Candelaria, Res Unit, Santa Cruz De Tenerife, Spain
[2] Univ La Laguna, Area Prevent Med & Publ Hlth, Santa Cruz De Tenerife, CA USA
[3] Hosp Univ Gran Canaria Dr Negrin, Dept Immunol, Las Palmas Gran Canaria, Spain
[4] Inst Tecnol & Energias Renovables ITER, Gen Div, Santa Cruz De Tenerife, CA USA
[5] Hosp Clin & Univ Valencia, Dept Resp Dis, Valencia, Spain
[6] Hosp Univ La Princesa, Dept Resp Dis, Madrid, Spain
[7] Hosp San Jorge, Dept Resp Dis, Huesca, Spain
[8] Hosp Clin Valencia, Crit Care Unit, Valencia, Spain
[9] INCLIVA Biomed Res Inst, Valencia, Spain
[10] Hosp Son Llatzer, Dept Internal Med, Palma de Mallorca, Spain
[11] Hosp Univ Canarias, Intens Care Unit, San Cristobal la Laguna, Spain
[12] Hosp Univ Gran Canaria Dr Negrin, Dept Thorac Surg, Las Palmas Gran Canaria, Spain
[13] Hosp Univ Gran Canaria Dr Negrin, Dept Resp Dis, Las Palmas Gran Canaria, Spain
[14] Univ Las Palmas Gran Canaria, Dept Med & Surg Sci, Sch Med, Palma de Mallorca, Spain
[15] Univ Fernando Pessoa Canarias, Dept Clin Sci, Las Palmas Gran Canaria, Spain
[16] Hosp Univ Gran Canaria Dr Negrin, Canarian Hlth Syst, Crit Care Unit, Las Palmas Gran Canaria, Spain
[17] Inst Salud Carlos III, CIBER Enferme dades Resp CIBERES, Madrid, Spain