Shi, J S Studies on gallstone in China. [electronic resource] - World journal of gastroenterology Oct 2001 - 593-6 p. digital Publication Type: Journal Article; Review ISSN: 1007-9327 Standard No.: 10.3748/wjg.v7.i5.593 doi Subjects--Topical Terms: ChinaCholelithiasis--etiologyHumans