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Open-Access Journal
Guidelines
Minireviews
Basic Study
Case Control Study
Retrospective Study
Clinical Trials Study
Arthur Laquière, Arnaud Lagarde, Bertrand Napoléon, Raphaël Bourdariat, Alexandre Atkinson, Gianfranco Donatelli, Bernard Pol, Laurence Lecomte, Laurence Curel, Romina Urena-Campos, Thierry Helbert, Vincent Valantin, François Mithieux, Jean Pascal Buono, Philippe Grandval, Sylviane Olschwang 
World J Gastroenterol 25(36):5530-5542. Published online Sep 28, 2019. doi: 10.3748/wjg.v25.i36.5530
Observational Study
Elena Niccolai, Simone Baldi, Federica Ricci, Edda Russo, Giulia Nannini, Marta Menicatti, Giovanni Poli, Antonio Taddei, Gianluca Bartolucci, Antonino Salvatore Calabrò, Francesco Claudio Stingo, Amedeo Amedei 
World J Gastroenterol 25(36):5543-5558. Published online Sep 28, 2019. doi: 10.3748/wjg.v25.i36.5543
Meta-Analysis
Case Report
Takumu Hasebe, Koji Sawada, Hidemi Hayashi, Shunsuke Nakajima, Hiroyuki Takahashi, Masahiro Hagiwara, Koji Imai, Sayaka Yuzawa, Mikihiro Fujiya, Hiroyuki Furukawa, Toshikatsu Okumura 
World J Gastroenterol 25(36):5569-5577. Published online Sep 28, 2019. doi: 10.3748/wjg.v25.i36.5569