1 Barcelona Institute for Global Health, ISGlobal, Universitat Pompeu Fabra (UPF), CIBER Epidemiología y Salud Pública (CIBERESP), Barcelona, Spain.
2 Pulmonary Division, Faculty of Medicine, Heart Institute, Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, São Paulo, Brazil.
3 Department of Pulmonary and Critical Care Medicine, Weill Cornell Medicine, New York Presbyterian/Weill Cornell Medical Center, New York, NY, USA. msn9004@med.cornell.edu.
4 Department of Pneumology, Institut Clinic de Respiratori, Hospital Clinic of Barcelona, Ciber de Enfermedades Respiratorias (Ciberes, CB06/06/0028), Institut d'Investigacions Biomèdiques August Pi I Sunyer (IDIBAPS), ICREA, University of Barcelona (UB), Barcelona, Spain.