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Open-Access Journal
Editorial
Hugh James Freeman 
World J Gastroenterol 21(31):9233-9238. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9233
Li Zhang 
World J Gastroenterol 21(31):9239-9244. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9239
Varut Lohsiriwat 
World J Gastroenterol 21(31):9245-9252. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9245
Topic Highlight
John M Carethers, Elena M Stoffel 
World J Gastroenterol 21(31):9253-9261. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9253
Yu-Hua Li, Yin-Bo Niu, Yang Sun, Feng Zhang, Chang-Xu Liu, Lei Fan, Qi-Bing Mei 
World J Gastroenterol 21(31):9262-9272. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9262
Arthur Schmidt, Benjamin Meier, Karel Caca 
World J Gastroenterol 21(31):9273-9285. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9273
Luis J García-Flórez, Jorge L Otero-Díez 
World J Gastroenterol 21(31):9286-9296. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9286
Review
Angel Cid-Arregui, Victoria Juarez 
World J Gastroenterol 21(31):9297-9316. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9297
Basic Study
Sahar Honarmand-Jahromy, Farideh Siavoshi, Reza Malekzadeh, Taher Nejad Sattari, Saeid Latifi-Navid 
World J Gastroenterol 21(31):9317-9327. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9317
Byung Joon Choi, Jung Hwan Yoon, Olga Kim, Won Suk Choi, Suk Woo Nam, Jung Young Lee, Won Sang Park 
World J Gastroenterol 21(31):9328-9336. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9328
Shu-Bo Tian, Jian-Chun Yu, Yu-Qin Liu, Wei-Ming Kang, Zhi-Qiang Ma, Xin Ye, Chao Yan 
World J Gastroenterol 21(31):9337-9347. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9337
Dou-Dou Li, Zhi-Qiang Fu, Qing Lin, Yu Zhou, Quan-Bo Zhou, Zhi-Hua Li, Lang-Ping Tan, Ru-Fu Chen, Yi-Min Liu 
World J Gastroenterol 21(31):9348-9357. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9348
Shi-Yi Wang, Yan-Ping Liu, Yi-Hong Fan, Lu Zhang, Li-Jun Cai, Bin Lv 
World J Gastroenterol 21(31):9358-9366. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9358
Retrospective Study
Michal Lipinski, Alicja Rydzewska-Rosolowska, Andrzej Rydzewski, Grazyna Rydzewska 
World J Gastroenterol 21(31):9367-9372. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9367
Baris Bayraktar, Ibrahim Ali Ozemir, Umut Kefeli, Gokhan Demiral, Julide Sagiroğlu, Onur Bayraktar, Gupse Adali, Alp Ozcelik, Osman Baran Tortum 
World J Gastroenterol 21(31):9373-9379. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9373
Jae Hyun Kim, Youn Jung Choi, Hye Jung Kwon, Seun Ja Park, Moo In Park, Won Moon, Sung Eun Kim 
World J Gastroenterol 21(31):9380-9386. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9380
Su Bum Park, Hyung Wook Kim, Dae Hwan Kang, Cheol Woong Choi, Su Jin Kim, Hyeong Seok Nam 
World J Gastroenterol 21(31):9387-9393. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9387
Xian-Qiang Wang, Zhe Liu, Wen-Ping Lv, Ying Luo, Guang-Yun Yang, Chong-Hui Li, Xiang-Fei Meng, Yang Liu, Ke-Sen Xu, Jia-Hong Dong 
World J Gastroenterol 21(31):9394-9402. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9394
Yuan Wang, Bin Xu, Wen-Wei Hu, Lu-Jun Chen, Chang-Ping Wu, Bin-Feng Lu, Yue-Ping Shen, Jing-Ting Jiang 
World J Gastroenterol 21(31):9403-9412. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9403
Observational Study
Caroline Aquino Moreira-Nunes, Diego di Felipe Ávila Alcântara, Sérgio Figueiredo Lima-Júnior, Sandro Roberto de Araújo Cavalléro, Juan Antonio Rey, Giovanny Rebouças Pinto, Paulo Pimentel de Assumpção, Rommel Rodriguez Burbano 
World J Gastroenterol 21(31):9413-9419. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9413
Systematic Reviews
Milly Buwenge, Francesco Cellini, Nicola Silvestris, Savino Cilla, Francesco Deodato, Gabriella Macchia, Gian C Mattiucci, Vincenzo Valentini, Alessio G Morganti 
World J Gastroenterol 21(31):9420-9429. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9420
Case Report
Feliciano Chanana Paquissi, Ana Henriqueta Filipe Bunga Pimentel Lima, Maria de Fátima do Nascimento Vieira Lopes, Francisco Viamontes Diaz 
World J Gastroenterol 21(31):9437-9441. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9437
Yoshitsugu Misumi, Toshio Fujisawa, Hirotsugu Hashimoto, Koichi Kagawa, Tamaki Noie, Hideyuki Chiba, Hajime Horiuchi, Yasushi Harihara, Nobuyuki Matsuhashi 
World J Gastroenterol 21(31):9442-9447. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9442
Ru-Ying Fan, Jian-Qiu Sheng 
World J Gastroenterol 21(31):9448-9452. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9448
Liang Zhang, Wen-Jie Xia, Zheng-Sen Zhang, Xin-Liang Lu 
World J Gastroenterol 21(31):9453-9456. Published online Aug 21, 2015. doi: 10.3748/wjg.v21.i31.9453
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