2012-02-20

北美小儿胃肠病、肝脏病和营养学会(NASPGHAN,North American society for pediatric gastroenterology,Hepatology,and nutrition)

2012-02-09

英国胃肠病学会(BSG,British Society of Gastroenterology)

2012-02-01

欧洲胃肠道内窥镜学会(ESGE,European Society of Gastrointestinal Endoscopy)

2012-02-01

欧洲胃肠道内窥镜学会(ESGE,European Society of Gastrointestinal Endoscopy)

2011-12-23

欧洲胃肠道内窥镜学会(ESGE,European Society of Gastrointestinal Endoscopy)

2011-12-01

西班牙肠外肠内营养学会(SENPE,Spanish Society of Parenteral and Enteral Nutrition)

2011-08-12

欧洲胃肠道内窥镜学会(ESGE,European Society of Gastrointestinal Endoscopy)

2011-07-22

介入放射学会(SIR,Society of Interventional Radiology)

2011-04-29

中华人民共和国卫生部(MINISTRY OF HEALTH OF THE PEOPLE`S REPUBLIC OF CHINA)

2011-03-04

欧洲胃肠道内窥镜学会(ESGE,European Society of Gastrointestinal Endoscopy)

2010-08-01

中华医学会外科学分会

2010-07-15

欧洲胃肠道内窥镜学会(ESGE,European Society of Gastrointestinal Endoscopy)

2010-03-01

欧洲胃肠道内窥镜学会(ESGE,European Society of Gastrointestinal Endoscopy)

2010-03-01

欧洲胃肠道内窥镜学会(ESGE,European Society of Gastrointestinal Endoscopy)

2010-01-01

加拿大安大略癌症治疗中心(CCO,Cancer Care Ontario)