1. Department of Critical Care Medicine, Medical Center of Anesthesiology and Pain, the First Affiliation Hospital, Jiangxi Medical College, Nanchang University, Nanchang, People’s Republic of China
2. Division of Pulmonary, Critical Care, Sleep and Allergy Medicine, University of Illinois at Chicago, Chicago, Illinois, United States
3. MD Anderson Cancer Center, University of Texas, Houston, Texas, United States
4. Division of Pulmonary, Critical Care, Sleep, and Occupational Medicine, Indiana University, Indianapolis, Indiana, United States