1. Department of Pneumology Central University Teaching Hospital of Asturias Oviedo Spain
2. Department of Preventive Medicine and Public Health University of Santiago de Compostela Santiago de Compostela Spain
3. Consortium for Biomedical Research in Epidemiology and Public Health (CIBER en Epidemiología y Salud Pública‐ CIBERESP) Madrid Spain
4. Health Research Institute of Santiago de Compostela (Instituto de Investigación Sanitaria de Santiago de Compostela ‐ IDIS) Santiago de Compostela Spain
5. Department of Pneumology University Clinical Teaching Hospital of Santiago de Compostela Santiago de Compostela Spain
6. Department of Pneumology Alvaro Cunqueiro University Teaching Hospital, NeumoVigo I+i Research Group, Southern Galician Institute of Health Research (Instituto de Investigación Sanitaria Galicia Sur ‐ IISGS) Vigo Spain
7. Department of Pneumology Lucus Augusti University Teaching Hospital Lugo Spain
8. Grupo C039 Biodiscovery HULA‐USC Health Research Institute of Santiago de Compostela Santiago de Compostela Spain