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Open-Access Journal
Editorial
Fabrizio Rebecchi, Marco E Allaix, Marco G Patti, Francisco Schlottmann, Mario Morino 
World J Gastroenterol 23(13):2269-2275. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2269
Review
Chandra Diwakarla, Katherine Hannan, Nadine Hein, Desmond Yip 
World J Gastroenterol 23(13):2276-2285. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2276
Minireviews
Kashif Asghar, Asim Farooq, Bilal Zulfiqar, Muhammad Usman Rashid 
World J Gastroenterol 23(13):2286-2293. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2286
Basic Study
Takuhito Sezaki, Yuki Hirata, Teruki Hagiwara, Yuki I Kawamura, Tadashi Okamura, Rieko Takanashi, Kenta Nakano, Miwa Tamura-Nakano, Linda C Burkly, Taeko Dohi 
World J Gastroenterol 23(13):2294-2307. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2294
Jing-Hua Wu, Jia-Pei Guo, Jun Shi, Hui Wang, Lei-Lei Li, Bin Guo, Dian-Xing Liu, Qing Cao, Zhi-Yong Yuan 
World J Gastroenterol 23(13):2308-2317. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2308
Tong-Jun Zhang, Dong Xue, Cheng-De Zhang, Ze-Dong Zhang, Qing-Ran Liu, Jian-Qiang Wang 
World J Gastroenterol 23(13):2318-2329. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2318
Yi Wang, Ruo-Wu Shen, Bing Han, Zhen Li, Le Xiong, Feng-Yu Zhang, Bei-Bei Cong, Bei Zhang 
World J Gastroenterol 23(13):2330-2336. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2330
Jian-Feng Zeng, Xiao-Qiu Ma, Lin-Pei Wang, Wei Wang 
World J Gastroenterol 23(13):2337-2345. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2337
Case Control Study
Soo Yun Moon, Byung Chang Kim, Dae Kyung Sohn, Kyung Su Han, Bun Kim, Chang Won Hong, Bum Joon Park, Kum Hei Ryu, Ji Hyung Nam 
World J Gastroenterol 23(13):2346-2354. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2346
Retrospective Cohort Study
Daisuke Endo, Kenichi Satoh, Noritomo Shimada, Atsushi Hokari, Yoshio Aizawa 
World J Gastroenterol 23(13):2355-2364. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2355
Retrospective Study
Norman Junge, Katarina Migal, Imeke Goldschmidt, Ulrich Baumann 
World J Gastroenterol 23(13):2365-2375. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2365
Amilcare Parisi, Daniel Reim, Felice Borghi, Ninh T Nguyen, Feng Qi, Andrea Coratti, Fabio Cianchi, Maurizio Cesari, Francesca Bazzocchi, Orhan Alimoglu, Johan Gagnière, Graziano Pernazza, Simone D’Imporzano, Yan-Bing Zhou, Juan-Santiago Azagra, Olivier Facy, Steven T Brower, Zhi-Wei Jiang, Lu Zang, Arda Isik, Alessandro Gemini, Stefano Trastulli, Alexander Novotny, Alessandra Marano, Tong Liu, Mario Annecchiarico, Benedetta Badii, Giacomo Arcuri, Andrea Avanzolini, Metin Leblebici, Denis Pezet, Shou-Gen Cao, Martine Goergen, Shu Zhang, Giorgio Palazzini, Vito D’Andrea, Jacopo Desiderio 
World J Gastroenterol 23(13):2376-2384. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2376
Jeong Won Lee, Moon-Soo Lee, Il Kwon Chung, Myoung Won Son, Young Sin Cho, Sang Mi Lee 
World J Gastroenterol 23(13):2385-2395. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2385
Observational Study
Soon Kyu Lee, Myeong Jun Song, Seok Hyun Kim, Byung Seok Lee, Tae Hee Lee, Young Woo Kang, Suk Bae Kim, Il Han Song, Hee Bok Chae, Soon Young Ko, Jae Dong Lee 
World J Gastroenterol 23(13):2396-2403. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2396
Jing-Jing Lei, Li Zhou, Qi Liu, Can Xiong, Chun-Fang Xu 
World J Gastroenterol 23(13):2404-2413. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2404
Prospective Study
Hiroki Sato, Nao Nakajima, Kazuya Takahashi, Go Hasegawa, Ken-ichi Mizuno, Satoru Hashimoto, Satoshi Ikarashi, Kazunao Hayashi, Yutaka Honda, Junji Yokoyama, Yuichi Sato, Shuji Terai 
World J Gastroenterol 23(13):2414-2423. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2414
Zong-Ming Zhang, Zhuo Liu, Li-Min Liu, Chong Zhang, Hong-Wei Yu, Bai-Jiang Wan, Hai Deng, Ming-Wen Zhu, Zi-Xu Liu, Wen-Ping Wei, Meng-Meng Song, Yue Zhao 
World J Gastroenterol 23(13):2424-2434. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2424
Meta-Analysis
Mohammad Yaghoobi, Julia McNabb-Baltar, Raheleh Bijarchi, Richard H Hunt 
World J Gastroenterol 23(13):2435-2442. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2435
Case Report
Sanya Wadhwa, Tae Hun Kim, Leah Lin, Gary Kanel, Takeshi Saito 
World J Gastroenterol 23(13):2443-2447. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2443
Letter to the Editor
Lorenza Rimassa, Maria Reig, Giovanni Abbadessa, Markus Peck-Radosavljevic, William Harris, Vittorina Zagonel, Davide Pastorelli, Elena Rota Caremoli, Camillo Porta, Nevena Damjanov, Hitendra Patel, Bruno Daniele, Maria Lamar, Brian Schwartz, Terri Goldberg, Armando Santoro, Jordi Bruix 
World J Gastroenterol 23(13):2448-2452. Published online Apr 7, 2017. doi: 10.3748/wjg.v23.i13.2448
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