1. Department of Pulmonary and Critical Care Medicine, Affiliated Fuzhou First Hospital of Fujian Medical University, Fuzhou, Fujian, China
2. Department of Pulmonary and Critical Care Medicine, 900 Hospital of the Joint Logistics Team, Fuzhou, Fujian, China
3. Department of Respiratory, Critical Care, and Sleep Medicine Xiang’an Hospital of Xia Men University, Xiamen, China