1. First Department of Critical Care Medicine and Pulmonary Services, Evangelismos Hospital, National and Kapodistrian University of Athens Medical School, Athens, Greece;
2. Division of Pulmonary and Critical Care Medicine, Department of Medicine, and
3. Department of Medicine, NewYork-Presbyterian Hospital, Weill Cornell Medical Center, Weill Cornell Medicine, New York, New York;
4. Centro de Investigación Biomédica en Red de Enfermedades Respiratorias, Instituto de Salud Carlos III, Madrid, Spain;
5. Research Unit, Hospital Universitario Dr. Negrín, Las Palmas de Gran Canaria, Spain;
6. Li Ka Shing Knowledge Institute at St. Michael’s Hospital, Toronto, Ontario, Canada;
7. Universidad del Atlántico Medio, Faculty of Health Sciences, Gran Canaria, Spain;
8. Proteomics Core, Weill Cornell Medicine–Qatar, Qatar Foundation, Doha, Qatar; and
9. Division of Pulmonary and Critical Care Medicine, Department of Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts