1. Department of Respiratory and Critical Care Medicine, Shandong Provincial Hospital, Cheeloo College of Medicine Shandong University Jinan China
2. Cheeloo College of Medicine Shandong University Jinan China
3. Shandong Medical Imaging Research Institute, Cheeloo College of Medicine, Shandong University Jinan China
4. Department of Medical Imaging, Shandong Provincial Hospital, Cheeloo College of Medicine Shandong University Jinan China
5. Department of Intensive Care Unit Shandong Provincial Third Hospital Jinan China
6. Department of Respiratory and Critical Care Medicine Beijing Hospital Beijing China
7. Graduate School of Peking Union Medical College Chinese Academy of Medical Sciences and Peking Union Medical College Beijing China
8. College of Traditional Chinese Medicine Shandong University of Traditional Chinese Medicine Jinan China