1. Department of Medicine University of Santiago de Compostela Santiago Spain
2. Spanish Biomedical Research Networking Centre CIBERES Madrid Spain
3. Department of Respiratory Medicine University Hospital of Santiago de Compostela Santiago Spain
4. Health Research Institute of Santiago de Compostela (IDIS) Santiago Spain
5. Clinical Analysis Service University Hospital of Santiago de Compostela (CHUS) Santiago Spain
6. Faculty of Biology‐Biological Research Centre (CIBUS) Department of Biochemistry and Molecular Biology Universidade de Santiago de Compostela Santiago Spain
7. Department of Respiratory Medicine University Hospital of El Ferrol Santiago Spain
8. Department of Radiology University of Santiago de Compostela Santiago Spain
9. Emergency Department Hospital O Salnes Pontevedra Spain
10. Department of Respiratory Medicine Hospital Vall d'Hebron Barcelona Spain