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Open-Access Journal
Review
Johannes Wilhelm Rey, Ralf Kiesslich, Arthur Hoffman 
World J Gastrointest Endosc 6(8):334-344. Published online Aug 16, 2014. doi: 10.4253/wjge.v6.i8.334
Minireviews
Retrospective Study
José Cotter, Joana Magalhães, Francisca Dias de Castro, Mara Barbosa, Pedro Boal Carvalho, Sílvia Leite, Maria João Moreira, Bruno Rosa 
World J Gastrointest Endosc 6(8):359-365. Published online Aug 16, 2014. doi: 10.4253/wjge.v6.i8.359
Tomoyuki Iwata, Katsuya Kitamura, Akira Yamamiya, Yu Ishii, Yoshiki Sato, Tomohiro Nomoto, Akitoshi Ikegami, Hitoshi Yoshida 
World J Gastrointest Endosc 6(8):366-372. Published online Aug 16, 2014. doi: 10.4253/wjge.v6.i8.366
Prospective Study
Randomized Clinical Trial
Case Report
Masaya Uesato, Tuguaki Kono, Tooru Shiratori, Yasunori Akutsu, Isamu Hoshino, Kentarou Murakami, Daisuke Horibe, Tetsurou Maruyama, Yoshihide Semba, Ryuma Urahama, Yukiko Ogura, Takashi Oide, Toru Tanizawa, Hisahiro Matsubara 
World J Gastrointest Endosc 6(8):385-389. Published online Aug 16, 2014. doi: 10.4253/wjge.v6.i8.385