Huazhong University of Science and Technology (Formerly Tongi Medical University) - Department of Respiratory and Critical Care Medicine, Wuhan Respiratory Hospital - Department of Respiratory Medicine, Huazhong University of Science and Technology - Department of Respiratory Medicine, Huazhong University of Science and Technology - Department of Gastrointestinal Surgery, Huazhong University of Science and Technology - Department of Neurology, Hubei Polytechnic University - Edong Healthcare Group, Wuhan Hankou Hospital - Department of Respiratory Diseases, Huazhong University of Science and Technology (Formerly Tongi Medical University) - Department of Respiratory and Critical Care Medicine, Huazhong University of Science and Technology (Formerly Tongi Medical University) - Department of Respiratory and Critical Care Medicine, Huazhong University of Science and Technology (Formerly Tongi Medical University) - Department of Respiratory and Critical Care Medicine, Huazhong University of Science and Technology - Department of Respiratory Medicine, Wuhan Hankou Hospital - Department of Respiratory Diseases, Huazhong University of Science and Technology - Department of Respiratory and Critical Care Medicine, Hubei Zhongshan Hospital - Department of Respiratory Medicine, Huanggang Central Hospital - Department of Respiratory Medicine, Huanggang Central Hospital - Department of Respiratory Medicine, China Resource and Wisco General Hospital - Department of Respiratory and Critical Care Medicine, Jingzhou Central Hospital - Department of Respiratory Medicine, Huazhong University of Science and Technology - Department of Respiratory Medicine, Yangtze University - Department of Respiratory and Critical Care Medicine, Hubei Polytechnic University - Department of Hepatology, Huazhong University of Science and Technology - Department of Otolaryngology-Head and Neck Surgery and Huazhong University of Science and Technology - Department of Critical Care Medicine