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Open-Access Journal
Opinion Review
Kirpal Panacer, Peter J Whorwell 
World J Gastroenterol 25(24):2973-2976. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.2973
Review
Michael P Johnston, Salim I Khakoo 
World J Gastroenterol 25(24):2977-2989. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.2977
Ka-Shing Cheung, Wai K Leung, Wai-Kay Seto 
World J Gastroenterol 25(24):2990-3008. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.2990
Minireviews
José M Mato, Cristina Alonso, Mazen Noureddin, Shelly C Lu 
World J Gastroenterol 25(24):3009-3020. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.3009
Koichi Hayano, Gaku Ohira, Atsushi Hirata, Tomoyoshi Aoyagi, Shunsuke Imanishi, Toru Tochigi, Toshiharu Hanaoka, Kiyohiko Shuto, Hisahiro Matsubara 
World J Gastroenterol 25(24):3021-3029. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.3021
Basic Study
Xiao-Hong Ma, Shuang Wang, Si-Yun Liu, Kun Chen, Zhi-Yuan Wu, Deng-Feng Li, Yong-Tao Mi, Long-Bin Hu, Zhong-Wei Chen, Xin-Ming Zhao 
World J Gastroenterol 25(24):3030-3043. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.3030
Yan-Zhen Zhang, Jian-Ning Yao, Lian-Feng Zhang, Chun-Feng Wang, Xue-Xiu Zhang, Bing Gao 
World J Gastroenterol 25(24):3044-3055. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.3044
Feng Zhu, Yong-Min Li, Ting-Ting Feng, Yue Wu, Hai-Xia Zhang, Guo-Yin Jin, Jian-Ping Liu 
World J Gastroenterol 25(24):3056-3068. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.3056
Retrospective Study
Yugo Iwaya, Yuto Shimamura, Kenichi Goda, Enrique Rodríguez de Santiago, John Gerard Coneys, Jeffrey D Mosko, Gabor Kandel, Paul Kortan, Gary May, Norman Marcon, Christopher Teshima 
World J Gastroenterol 25(24):3069-3078. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.3069
Observational Study
Amanda D Deacy, Craig A Friesen, Vincent S Staggs, Jennifer V Schurman 
World J Gastroenterol 25(24):3079-3090. Published online Jun 28, 2019. doi: 10.3748/wjg.v25.i24.3079
Systematic Reviews
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