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Open-Access Journal
Editorial
Roberto Ballarin, Alessandro Cucchetti, Francesco Paolo Russo, Paolo Magistri, Matteo Cescon, Umberto Cillo, Patrizia Burra, Antonio Daniele Pinna, Fabrizio Di Benedetto 
World J Gastroenterol 23(12):2095-2105. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2095
Review
Hanne Van Spaendonk, Hannah Ceuleers, Leonie Witters, Eveline Patteet, Jurgen Joossens, Koen Augustyns, Anne-Marie Lambeir, Ingrid De Meester, Joris G De Man, Benedicte Y De Winter 
World J Gastroenterol 23(12):2106-2123. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2106
Davy C M Rapozo, Claudio Bernardazzi, Heitor Siffert Pereira de Souza 
World J Gastroenterol 23(12):2124-2140. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2124
Basic Study
Li-Li Zhang, Gui-Min Xia, Yu-Jiang Liu, Rui Dou, John Eisenbrey, Ji-Bin Liu, Xiao-Wei Wang, Lin-Xue Qian 
World J Gastroenterol 23(12):2141-2148. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2141
Meng-Yun Liu, Zhen-Yu Yang, Wen-Kui Dai, Jian-Qiong Huang, Yin-Hu Li, Juan Zhang, Chuang-Zhao Qiu, Chun Wei, Qian Zhou, Xin Sun, Xin Feng, Dong-Fang Li, He-Ping Wang, Yue-Jie Zheng 
World J Gastroenterol 23(12):2149-2158. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2149
Hui Xie, Jian-Hai Guo, Wei-Min An, Sheng-Tao Tian, Hai-Peng Yu, Xue-Ling Yang, Hua-Ming Wang, Zhi Guo 
World J Gastroenterol 23(12):2159-2167. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2159
Ding-Hui Dong, Hao-Yang Zhu, Yu Luo, Hong-Ke Zhang, Jun-Xi Xiang, Fei Xue, Rong-Qian Wu, Yi Lv 
World J Gastroenterol 23(12):2168-2174. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2168
Jie Han, Ji-Hong Li, Guang Bai, Guo-Shun Shen, Jing Chen, Jia-Nan Liu, Shuo Wang, Xian-Jun Liu 
World J Gastroenterol 23(12):2175-2184. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2175
Retrospective Cohort Study
Peter Macinga, Adela Pulkertova, Lukas Bajer, Jana Maluskova, Martin Oliverius, Martin Smejkal, Maria Heczkova, Julius Spicak, Tomas Hucl 
World J Gastroenterol 23(12):2185-2193. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2185
Ming-Luen Hu, Keng-Liang Wu, Chi-Sin Changchien, Seng-Kee Chuah, Yi-Chun Chiu 
World J Gastroenterol 23(12):2194-2200. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2194
Chih-Cheng Lai, Chung-Han Ho, Kuo-Chen Cheng, Chien-Ming Chao, Chin-Ming Chen, Willy Chou 
World J Gastroenterol 23(12):2201-2208. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2201
Retrospective Study
Masatoshi Kochi, Manabu Shimomura, Takao Hinoi, Hiroyuki Egi, Kazuaki Tanabe, Yasuyo Ishizaki, Tomohiro Adachi, Hirotaka Tashiro, Hideki Ohdan 
World J Gastroenterol 23(12):2209-2216. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2209
Observational Study
M Ganesh Kamath, C Ganesh Pai, Asha Kamath, Annamma Kurien 
World J Gastroenterol 23(12):2217-2222. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2217
Systematic Reviews
Carla E Flik, Laura Bakker, Wijnand Laan, Yanda R van Rood, André J P M Smout, Niek J de Wit 
World J Gastroenterol 23(12):2223-2233. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2223
Meta-Analysis
Xiao-Wei Zhang, Jun Li, Yu-Xing Jiang, Yu-Xiang Chen 
World J Gastroenterol 23(12):2234-2245. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2234
Case Report
Eric A Pasman, Theresa A Heifert, Cade M Nylund 
World J Gastroenterol 23(12):2246-2250. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2246
Kwangil Yim, Sang Mi Ro, Jieun Lee 
World J Gastroenterol 23(12):2251-2257. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2251
Hao Su, Wen-Sheng Liu, Wen-Hao Ren, Peng Wang, Lei Shi, Hai-Tao Zhou 
World J Gastroenterol 23(12):2258-2265. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2258
Letter to the Editor
Nader Alipour, Nasrin Gaeini 
World J Gastroenterol 23(12):2266-2268. Published online Mar 28, 2017. doi: 10.3748/wjg.v23.i12.2266
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