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Open-Access Journal
Editorial
Minireviews
Basic Study
Retrospective Cohort Study
Retrospective Study
Riccardo De Robertis, Sara Cingarlini, Paolo Tinazzi Martini, Silvia Ortolani, Giovanni Butturini, Luca Landoni, Paolo Regi, Roberto Girelli, Paola Capelli, Stefano Gobbo, Giampaolo Tortora, Aldo Scarpa, Paolo Pederzoli, Mirko D’Onofrio 
World J Gastroenterol 23(2):275-285. Published online Jan 14, 2017. doi: 10.3748/wjg.v23.i2.275
Clinical Trials Study
Fu-Qiang Yang, Gui-Rong Rao, Gui-Qiang Wang, Yue-Qi Li, Yao Xie, Zhan-Qing Zhang, Cun-Liang Deng, Qing Mao, Jun Li, Wei Zhao, Mao-Rong Wang, Tao Han, Shi-Jun Chen, Chen Pan, De-Ming Tan, Jia Shang, Ming-Xiang Zhang, Yue-Xin Zhang, Ji-Ming Yang, Guang-Ming Chen 
World J Gastroenterol 23(2):306-317. Published online Jan 14, 2017. doi: 10.3748/wjg.v23.i2.306
Observational Study
Masahiro Sakaguchi, Noriaki Manabe, Nobuo Ueki, Jun Miwa, Tomoki Inaba, Norimasa Yoshida, Kouichi Sakurai, Masahiro Nakagawa, Hajime Yamada, Michiya Saito, Koji Nakada, Katsuhiko Iwakiri, Takashi Joh, Ken Haruma 
World J Gastroenterol 23(2):318-327. Published online Jan 14, 2017. doi: 10.3748/wjg.v23.i2.318
Randomized Clinical Trial
Yoriaki Komeda, Hiroshi Kashida, Toshiharu Sakurai, George Tribonias, Kazuki Okamoto, Masashi Kono, Mitsunari Yamada, Teppei Adachi, Hiromasa Mine, Tomoyuki Nagai, Yutaka Asakuma, Satoru Hagiwara, Shigenaga Matsui, Tomohiro Watanabe, Masayuki Kitano, Takaaki Chikugo, Yasutaka Chiba, Masatoshi Kudo 
World J Gastroenterol 23(2):328-335. Published online Jan 14, 2017. doi: 10.3748/wjg.v23.i2.328
Meta-Analysis
Amélie Cayzeele-Decherf, Fanny Pélerin, Sébastien Leuillet, Benoit Douillard, Béatrice Housez, Murielle Cazaubiel, Gunnard K Jacobson, Peter Jüsten, Pierre Desreumaux 
World J Gastroenterol 23(2):336-344. Published online Jan 14, 2017. doi: 10.3748/wjg.v23.i2.336
Scientometrics
Case Report