1. CIBER De Enfermedades Respiratorias (CIBERES), Instituto Salud Carlos III, Madrid, Spain
2. Clinical Research/Epidemiology in Pneumonia & Sepsis (CRIPS), Vall d’Hebron Institut of Research (VHIR), Barcelona, Spain
3. Department of Internal Medicine-Infectious Diseases Division, Universidade Estadual De Londrina, Londrina, Brasil
4. Pediatric Critical Care Department, Hospital Universitari Vall d’Hebron, Vall d’Hebron Barcelona Hospital Campus, Barcelona, Spain
5. School of Medicine, Universitat Internacional De Catalunya, Barcelona, Spain
6. Department of Internal Medicine, Bellvitge University Hospital-IDIBELL, Barcelona, Spain
7. Clinical Research, CHU Carebau, Université De Nîmes-Montpellier, Nîmes, France