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Open-Access Journal
Review
Minireviews
Fausto Catena, Salomone Di Saverio, Federico Coccolini, Luca Ansaloni, Belinda De Simone, Massimo Sartelli, Harry Van Goor 
World J Gastrointest Surg 8(3):222-231. Published online Mar 27, 2016. doi: 10.4240/wjgs.v8.i3.222
Retrospective Study
Hideki Aoki, Masashi Utsumi, Kenta Sui, Nobuhiko Kanaya, Tomoyoshi Kunitomo, Hitoshi Takeuchi, Norihisa Takakura, Shigehiro Shiozaki, Hiroyoshi Matsukawa 
World J Gastrointest Surg 8(3):246-251. Published online Mar 27, 2016. doi: 10.4240/wjgs.v8.i3.246
Systematic Reviews
Meta-Analysis