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Open-Access Journal
Review
Minireviews
Stefano Rausei, Laura Ruspi, Federica Galli, Vincenzo Pappalardo, Giuseppe Di Rocco, Francesco Martignoni, Francesco Frattini, Francesca Rovera, Luigi Boni, Gianlorenzo Dionigi 
World J Gastroenterol 22(34):7748-7753. Published online Sep 14, 2016. doi: 10.3748/wjg.v22.i34.7748
Basic Study
Retrospective Study
Observational Study
Prospective Study
Teerapat Ungtrakul, Chulabhorn Mahidol, Pattra Chun-on, Charlie Laohapand, Surachate Siripongsakun, Akeanong Worakitsitisatorn, Sirachat Vidhayakorn, Wariya Boonchuay, Jiraporn Dechma, Gaidganok Sornsamdang, Kamonwan Soonklang, Tassanee Sriprayoon, Tawesak Tanwandee, Chirayu U Auewarakul 
World J Gastroenterol 22(34):7806-7812. Published online Sep 14, 2016. doi: 10.3748/wjg.v22.i34.7806
Evidence-Based Medicine
Systematic Reviews
Meta-Analysis
Case Report
Yukihiro Sanada, Yasunaru Sakuma, Hideki Sasanuma, Atsushi Miki, Takumi Katano, Yuta Hirata, Noriki Okada, Naoya Yamada, Yoshiyuki Ihara, Taizen Urahashi, Naohiro Sata, Yoshikazu Yasuda, Koichi Mizuta 
World J Gastroenterol 22(34):7851-7856. Published online Sep 14, 2016. doi: 10.3748/wjg.v22.i34.7851