1. Department of Respiratory and Critical Care Medicine, Second Medical Center of Chinese PLA General Hospital, Beijing, China
2. Department of Health Management, Chinese PLA Air Force Healthcare Center for Special Services, Hangzhou, China
3. Department of Medical Oncology, Second Medical Center of Chinese PLA General Hospital, Beijing, China
4. Department of Laboratory Diagnosis, Second Medical Center of Chinese PLA General Hospital, Beijing, China
5. Department of Hematology and Oncology, 903 hospital of ChinesePLA, Hangzhou, China