The Application Value and Safety Analysis of Capsule Endoscopy in the Diagnosis of Elderly Small Intestine Diseases 
LIU Xianmin,ZHANG Yu,TIAN Xiaoxiao,ZHU Jingjing,JIN Jianjun
Chinese General Practice . 2018, (30): 3704 -3708 .  DOI: 10.3969/j.issn.1007-9572.2018.00.178