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Open-Access Journal
Editorial
Laparoscopic surgery for complex and recurrent Crohn’s disease 
Yusuf Sevim, Cihangir Akyol, Erman Aytac, Bilgi Baca, Orhan Bulut, Feza H Remzi 
World J Gastrointest Endosc 9(4):149-152. Published online Apr 16, 2017. doi: 10.4253/wjge.v9.i4.149
Minireviews
Non-functioning pancreatic neuroendocrine tumors: Surgery or observation? 
Yehonatan Bar-Moshe, Haggi Mazeh, Simona Grozinsky-Glasberg 
World J Gastrointest Endosc 9(4):153-161. Published online Apr 16, 2017. doi: 10.4253/wjge.v9.i4.153
Case Control Study
Comparative study of outcomes following laparoscopic Roux-en-Y gastric bypass and sleeve gastrectomy in morbidly obese patients: A case control study 
Harshit Garg, Pratyusha Priyadarshini, Sandeep Aggarwal, Samagra Agarwal, Rachna Chaudhary 
World J Gastrointest Endosc 9(4):162-170. Published online Apr 16, 2017. doi: 10.4253/wjge.v9.i4.162
Retrospective Cohort Study
Does serotonin reuptake inhibitor therapy increase the risk of post-sphincterotomy bleeding in patients undergoing endoscopic retrograde cholangio-pancreatography? 
Divya Yadav, John Vargo, Rocio Lopez, Prabhleen Chahal 
World J Gastrointest Endosc 9(4):171-176. Published online Apr 16, 2017. doi: 10.4253/wjge.v9.i4.171
Retrospective Study
Does deep sedation with propofol affect adenoma detection rates in average risk screening colonoscopy exams? 
Selvi Thirumurthi, Gottumukkala S Raju, Mala Pande, Joseph Ruiz, Richard Carlson, Katherine B Hagan, Jeffrey H Lee, William A Ross 
World J Gastrointest Endosc 9(4):177-182. Published online Apr 16, 2017. doi: 10.4253/wjge.v9.i4.177
Endoscopic balloon catheter dilatation via retrograde or static technique is safe and effective for cricopharyngeal dysfunction 
Vinay Chandrasekhara, Joyce Koh, Lakshmi Lattimer, Kerry B Dunbar, William J Ravich, John O Clarke 
World J Gastrointest Endosc 9(4):183-188. Published online Apr 16, 2017. doi: 10.4253/wjge.v9.i4.183
Analysis of the risk factors for severity in post endoscopic retrograde cholangiopancreatography pancreatitis: The indication of prophylactic treatments 
Hiroshi Matsubara, Fumihiro Urano, Yuki Kinoshita, Shozo Okamura, Hiroki Kawashima, Hidemi Goto, Yoshiki Hirooka 
World J Gastrointest Endosc 9(4):189-195. Published online Apr 16, 2017. doi: 10.4253/wjge.v9.i4.189
Observational Study
Endoscopic assessment and management of sporadic duodenal adenomas: The results of single centre multidisciplinary management 
Kheman Rajkomar, Michelle Kweon, Imran Khan, Paul Frankish, Michael Rodgers, Jonathan B Koea 
World J Gastrointest Endosc 9(4):196-203. Published online Apr 16, 2017. doi: 10.4253/wjge.v9.i4.196