1. Department of Medicine, Shigatse People's Hospital, Shigatse, Tibet, 85700, China
2. Department of Dermatology, Shigatse People's Hospital, Shigatse, Tibet, 85700, China
3. Department of Gastric Cancer and Soft-Tissue Sarcoma Sugery, Fudan University Shanghai Cancer Center; Department of Oncology, Shanghai Medical College, Fudan University, Shanghai, 200032, China