Guo Wei, Liu Yang, Han Wei, Liu Jun, Jin Lan, Li Jian-She, Zhang Zhong-Tao
Department of General Surgery, Beijing Friendship Hospital, Capital Medical University, Beijing 100050; National Clinical Research Center for Digestive Diseases, Beijing Friendship Hospital, Beijing 100050, China.
Chin Med J (Engl). 2016 Mar 5;129(5):629-30. doi: 10.4103/0366-6999.177007.