1. CIBER de Enfermedades Respiratorias, Instituto de Salud Carlos III, Monforte de Lemos 3-5, Pabellón 11, 28029 Madrid, Spain
2. Multidisciplinary Organ Dysfunction Evaluation Research Network, Research Unit, Hospital Universitario de Gran Canaria Dr. Negrín, Barranco de la Ballena s/n, 35019 Las Palmas de Gran Canaria, Spain
3. Department of Psychiatry, Radiology, Public Health, Nursing and Medicine, School of Nursing, University of Santiago de Compostela, Avda. Xoán XXIII s/n, 15782 Santiago de Compostela, Spain
4. Department of Anaesthesiology, Critical Care and Pain Management, Hospital Clínico Universitario, Health Research Institute of Santiago de Compostela (IDIS), Travesa da Choupana s/n, 15706 Santiago de Compostela, Spain
5. Animal Infectious Diseases and Ictiopathology, Universitary Research Institute for Terrestrial and Aquatic Animal Health and Food Safety, University of Las Palmas de Gran Canaria, Carretera de Trasmontaña s/n, 35416 Arucas, Spain
6. Department of Pathology, Hospital Universitario de Canarias, Carretera Cuesta Taco 0, 38320 Sta. Cruz de Tenerife, Spain
7. Department of Respiratory Care, Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114, USA
8. Department of Anaesthesiology, Harvard University, 55 Fruit Street, Boston, MA 02114, USA
9. Keenan Research Center for Biomedical Science at the Li Ka Shing Knowledge Institute, St. Michael’s Hospital, 209 Victoria Street, M5B1T8, Toronto, ON, Canada