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Open-Access Journal
Editorial
Roberto Ballarin, Alessandro Cucchetti, Francesco Paolo Russo, Paolo Magistri, Matteo Cescon, Umberto Cillo, Patrizia Burra, Antonio Daniele Pinna, Fabrizio Di Benedetto 
World J Gastroenterol 23(12):2095-2105. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2095
Review
Hanne Van Spaendonk, Hannah Ceuleers, Leonie Witters, Eveline Patteet, Jurgen Joossens, Koen Augustyns, Anne-Marie Lambeir, Ingrid De Meester, Joris G De Man, Benedicte Y De Winter 
World J Gastroenterol 23(12):2106-2123. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2106
Basic Study
Retrospective Cohort Study
Retrospective Study
Masatoshi Kochi, Manabu Shimomura, Takao Hinoi, Hiroyuki Egi, Kazuaki Tanabe, Yasuyo Ishizaki, Tomohiro Adachi, Hirotaka Tashiro, Hideki Ohdan 
World J Gastroenterol 23(12):2209-2216. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2209
Observational Study
Systematic Reviews
Meta-Analysis
Case Report
Letters To The Editor