1 The First School of Clinical Medicine, Gansu University of Chinese Medicine, Lanzhou, 730000, China.
2 The First School of Clinical Medicine, Gansu University of Chinese Medicine, Lanzhou, 730000, China; Department of Surgical Oncology, Gansu Provincial Hospital, Lanzhou, 730000, China.
3 Department of Intensive Care Unit, Gansu Provincial Hospital, Lanzhou, 730000, China. Electronic address: 804627669@qq.com.