| Affiliation: | 1. Department of Medicine, St Luke''s-Roosevelt Hospital Center, New York, NY;2. Division of Pulmonary, Critical Care, and Sleep Medicine, St Luke''s-Roosevelt Hospital Center, New York, NY;3. Department of Emergency Medicine, New York Methodist Hospital, New York, NY;4. Division of Pulmonary, Critical Care, and Sleep Medicine, Beth Israel Medical Center, New York, NY;5. Department of Medicine, Division of Pulmonary and Critical Care Medicine, Stanford University, Stanford, CA;1. Hull Royal Infirmary, Hull, United Kingdom;2. Clinical Skills Centre, Hull Royal Infirmary, Anlaby Road, Hull, HU32JZ, United Kingdom;3. Department of Cardiovascular Science, University of Sheffield, Sheffield, S10 2RX, United Kingdom;1. Department of Anesthesiology, University of California at Irvine Medical Center, Orange, CA 92868, USA;2. University of California at Irvine School of Medicine, Orange, CA 92868, USA |
