Affiliation: | 1. Pulmonology Department, Hospital del Mar, Institut Hospital del Mar d?tm)Investigacions Mèdiques (IMIM), Universitat Pompeu Fabra (UPF), CIBERES, (ISCiii), Barcelona, Spain;2. Division of Pulmonary and Critical Care Medicine Northwestern University Feinberg School of Medicine Chicago, Illinois, USA;3. Respiratory Department, Hospital Ramón y Cajal, Madrid, Medicine Department, Universidad de Alcala (IRYCIS), Alcalá de Henares, Spain |