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Open-Access Journal
Editorial
Review
Kamran Rostami, David Aldulaimi, Geoffrey Holmes, Matt W Johnson, Marie Robert, Amitabh Srivastava, Jean-François Fléjou, David S Sanders, Umberto Volta, Mohammad H Derakhshan, James J Going, Gabriel Becheanu, Carlo Catassi, Mihai Danciu, Luke Materacki, Kamran Ghafarzadegan, Sauid Ishaq, Mohammad Rostami-Nejad, A Salvador Peña, Gabrio Bassotti, Michael N Marsh, Vincenzo Villanacci 
World J Gastroenterol 21(9):2593-2604. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2593
Basic Study
Adil M Allahverdiyev, Melahat Bagirova, Reyhan Caliskan, Hrisi Bahar Tokman, Hayat Aliyeva, Gokce Unal, Olga Nehir Oztel, Emrah Sefik Abamor, Hilal Toptas, Pelin Yuksel, Fatma Kalayci, Mustafa Aslan, Yusuf Erzin, Kadir Bal, Bekir S Kocazeybek 
World J Gastroenterol 21(9):2622-2628. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2622
Retrospective Cohort Study
Mathieu Daudé, Fabrice Muscari, Camille Buscail, Nicolas Carrère, Philippe Otal, Janick Selves, Louis Buscail, Barbara Bournet 
World J Gastroenterol 21(9):2658-2667. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2658
Wan Kyu Eo, Da Wun Jeong, Hye Jung Chang, Kyu Yeoun Won, Sung Il Choi, Se Hyun Kim, Sung Wook Chun, Young Lim Oh, Tae Hwa Lee, Young Ok Kim, Ki Hyung Kim, Yong Il Ji, Ari Kim, Heung Yeol Kim 
World J Gastroenterol 21(9):2668-2676. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2668
Retrospective Study
Yukiko Asakawa, Masahiko Ohtaka, Shinya Maekawa, Mitsuharu Fukasawa, Yasuhiro Nakayama, Tatsuya Yamaguchi, Taisuke Inoue, Tomoyoshi Uetake, Minoru Sakamoto, Tadashi Sato, Yoshihiko Kawaguchi, Hideki Fujii, Kunio Mochizuki, Masao Hada, Toshio Oyama, Tomotaka Yasumura, Kosaku Omata, Atsushi Nishiyama, Keiichi Naito, Hideo Hata, Yoshiaki Haba, Kazuyuki Miyata, Haruhisa Saitoh, Yoichi Yamadera, Kazuo Miura, Akira Kawaoi, Tohru Abe, Hajime Tsunoda, Yuji Honda, Masayuki Kurosaki, Nobuyuki Enomoto 
World J Gastroenterol 21(9):2683-2692. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2683
Reiko Kumagai, Kenichi Kohashi, Shunsuke Takahashi, Hidetaka Yamamoto, Minako Hirahashi, Kenichi Taguchi, Kenichi Nishiyama, Yoshinao Oda 
World J Gastroenterol 21(9):2700-2710. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2700
Observational Study
Guo-Qing Zhang, Hong Zhao, Jian-Yu Wu, Jin-Yu Li, Xiang Yan, Gang Wang, Liang-Liang Wu, Xiao-Gang Zhang, Yi Shao, Yu Wang, Shun-Chang Jiao 
World J Gastroenterol 21(9):2777-2785. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2777
Prospective Study
Randomized Controlled Trial
Yasushi Yamasaki, Ryuta Takenaka, Keisuke Hori, Koji Takemoto, Seiji Kawano, Yoshiro Kawahara, Hiroyuki Okada, Shigeatsu Fujiki, Kazuhide Yamamoto 
World J Gastroenterol 21(9):2793-2799. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2793
Randomized Clinical Trial
Meta-Analysis
Case Report
Akihiko Sakatani, Yoshinori Doi, Takaaki Matsuda, Yasutaka Sasai, Naohiro Nishida, Megumi Sakamoto, Naoto Uenoyama, Yoshiya Matsumoto, Kazuo Kinoshita 
World J Gastroenterol 21(9):2826-2829. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2826
Jin-Jian Xiang, Ben-Jing Cheng, Fu Tian, Mi Li, Xue-Feng Jiang, Hui-Chuan Zhao, Xiao-Miao Hu, Bao-Lai Xiao, Jian-Ping Xie, Arpana Shrestha 
World J Gastroenterol 21(9):2862-2864. Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2862