Medical English Department, College of Basic Medicine, Army Medical University, Chongqing 400038,China;
Medical English Department, College of Basic Medicine, Army Medical University, Chongqing 400038,China;
Medical English Department, College of Basic Medicine, Army Medical University, Chongqing 400038,China;
Oncology Department, Xinqiao Hospital, Army Medical University, Chongqing 400037, China;