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Open-Access Journal
Editorial
Feza H Remzi, Orhan Bulut, Bilgi Baca, Erman Aytac, Cihangir Akyol, Yusuf Sevim 
World J Gastrointest Endosc 9(4):149-152. Published online Apr 16, 2017. doi: 10.4253/wjge.v9.i4.149
Minireviews
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
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
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
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
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
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
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
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