Han Jing, Wang Ying, Zhu Liguo, Cui Yi, Li Li, Zeng Zhirong, Zhang Shenghong
Division of Gastroenterology, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, P.R. China.
Division of Gastroenterology, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, P.R. China.
Gastrointest Endosc. 2020 Aug;92(2):445-447. doi: 10.1016/j.gie.2020.03.3855. Epub 2020 Apr 5.