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Open-Access Journal
Editorial
Massimo Bolognesi, Marco Di Pascoli, David Sacerdoti 
World J Gastroenterol 23(1):1-10. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.1
Review
Minireviews
Fabio G Rodrigues, Giovanna Dasilva, Steven D Wexner 
World J Gastroenterol 23(1):42-47. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.42
Basic Study
Yuichi Matsuo, Yasutoshi Kido, Junko Akada, Seiji Shiota, Tran Thanh Binh, Tran Thi Huyen Trang, Ho D Q Dung, Pham Huu Tung, Tran Dinh Tri, Ngo P Minh Thuan, Le Quang Tam, Bui Chi Nam, Vu Van Khien, Yoshio Yamaoka 
World J Gastroenterol 23(1):48-59. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.48
Hai-Xia Ren, Fa-Can Zhang, He-Sheng Luo, Guo Zhang, Lie-Xin Liang 
World J Gastroenterol 23(1):93-102. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.93
Case Control Study
Serena Gallotta, Vincenzo Bruno, Santo Catapano, Nicola Mobilio, Carolina Ciacci, Paola Iovino 
World J Gastroenterol 23(1):103-109. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.103
Retrospective Cohort Study
Akram Yusup, Bailikezi Huji, Cheng Fang, Fei Wang, Tuerxunjiang Dadihan, Hai-Jiang Wang, Halmurat Upur 
World J Gastroenterol 23(1):110-120. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.110
Observational Study
Maria Tsoukka, Eleni Jelastopulu, Giagkos Lavranos, George Charalambous 
World J Gastroenterol 23(1):121-126. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.121
Prospective Study
Piotr Eder, Kamila Stawczyk-Eder, Katarzyna Korybalska, Natasza Czepulis, Joanna Luczak, Liliana Lykowska-Szuber, Iwona Krela-Kazmierczak, Krzysztof Linke, Janusz Witowski 
World J Gastroenterol 23(1):135-140. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.135
Randomized Controlled Trial
Tisha R Joy, Charles A McKenzie, Rommel G Tirona, Kelly Summers, Shannon Seney, Subrata Chakrabarti, Neel Malhotra, Melanie D Beaton 
World J Gastroenterol 23(1):141-150. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.141
Systematic Reviews
Case Report
Atsushi Kohga, Akihiro Kawabe, Yuto Hasegawa, Kiyoshige Yajima, Takuya Okumura, Kimihiro Yamashita, Jun Isogaki, Kenji Suzuki, Akira Komiyama 
World J Gastroenterol 23(1):167-172. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.167
Soo-Hong Kim, Byung-Soo Park, Hyun Sung Kim, Jae Hun Kim 
World J Gastroenterol 23(1):173-177. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.173
Fan Ding, Hui Tang, Chi Xu, Zai-Bo Jiang, Shu-Hong Yi, Hua Li, Nan Jiang, Wen-Jie Chen, Qing Yang, Yang Yang, Gui-Hua Chen 
World J Gastroenterol 23(1):178-184. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.178
Jun-Wu Yang, Yong Li, Kai Xie, Wei Dong, Xian-Tong Cao, Wei-Dong Xiao 
World J Gastroenterol 23(1):185-190. Published online Jan 7, 2017. doi: 10.3748/wjg.v23.i1.185
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