?:authorAffiliation
|
-
[\'Center of Endoscopy, the First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou 310003, China.\', \'Zhejiang Provincial Center for Disease Control and Prevention, Hangzhou 310003, China.\', \'Department of Gastroenterology, the First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou 310003, China.\']
|