Affiliation: | 1.Pulmonology Department, Centro Hospitalar de S?o Jo?o, Alameda Prof. Hernani Monteiro, 4200-319, Porto, Portugal ;2.Life and Health Sciences Research Institute (ICVS), School of Health Sciences, University of Minho, Minho, Braga, Portugal ;3.ICVS/3B’s – PT Government Associate Laboratory, Braga, Guimar?es, Portugal ;4.Pulmonology Department, Centro Hospitalar Gaia-Espinho, Vila Nova de Gaia, Portugal ;5.Pulmonology Department, Hospital Sousa Martins, Guarda, Portugal ;6.Faculty of Medicine, University of Porto, Porto, Portugal ;7.Linde AG, Linde Healthcare, Pullach, Germany ; |