1. MTG Research and Development Lab, 4200-604 Porto, Portugal
2. Center for Health Technology and Services Research-CINTESIS@RISE, MEDCIDS-Department of Community Medicine, Information and Health Decision Sciences, Faculty of Medicine, University of Porto, 4200-450 Porto, Portugal
3. Pulmonology Department, Unidade Local De Saúde de Coimbra, 3004-561 Coimbra, Portugal
4. Pulmonology Department, Unidade Local de Saúde São José, 1150-199 Lisboa, Portugal
5. NOVA Medical School, Nova University Lisbon, 1169-056 Lisboa, Portugal
6. Pulmonology Department, Unidade Local de Saúde de Gaia e Espinho, 4434-502 Vila Nova de Gaia, Portugal
7. Chest Department, Unidade Local De Saúde de Santa Maria, 1649-035 Lisboa, Portugal
8. Environmental Health Institute (ISAMB), Faculty of Medicine, University of Lisbon, 1649-028 Lisboa, Portugal
9. Department of Internal Medicine, Heart Failure Day Hospital, Hospital da Luz de Lisboa, 1500-650 Lisboa, Portugal
10. Department of Cardiology, Unidade Local De Saúde de Entre o Douro e Vouga, 4520-211 Santa Maria da Feira, Portugal
11. Faculty of Medicine, University of Coimbra, 3000-075 Coimbra, Portugal
12. Center for Innovative Biomedicine and Biotechnology (CIBB), University of Coimbra, 3000-548 Coimbra, Portugal
13. Clinical Academic Center of Coimbra (CACC), 3004-531 Coimbra, Portugal