Qiang Yan

• Jinan jiu ying
• Biliary Tract
• Biliary Tract - Disease, Treatment, and Quality of Life
• Diagnostic and Therapeutic Endoscopy
• Fa zhan wai xiang xing jing ji di zhan lue si kao he jing zheng ce lue
• Gallstones
• Guo jia zhi li yu zheng ce bian qian
• She hui fa zhan li lun
• She hui li shi li lun
• Zheng zhi xue ji chu li lun de guan nian