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Open-Access Journal
Review
Sven Kernebeck, Theresa S Busse, Maximilian D Böttcher, Jürgen Weitz, Jan Ehlers, Ulrich Bork 
World J Gastroenterol 26(29):4182-4197. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4182
Fabrizio Cereatti, Roberto Grassia, Andrea Drago, Clara Benedetta Conti, Gianfranco Donatelli 
World J Gastroenterol 26(29):4198-4217. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4198
Fernando López-Campos, Margarita Martín-Martín, Roberto Fornell-Pérez, Juan Carlos García-Pérez, Javier Die-Trill, Raquel Fuentes-Mateos, Sergio López-Durán, José Domínguez-Rullán, Reyes Ferreiro, Alejandro Riquelme-Oliveira, Asunción Hervás-Morón, Felipe Couñago 
World J Gastroenterol 26(29):4218-4239. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4218
Zhao-Shan Niu, Wen-Hong Wang, Xian-Ning Dong, Li-Mei-Li Tian 
World J Gastroenterol 26(29):4240-4260. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4240
Minireviews
Riccardo Inchingolo, Cesare Maino, Marco Gatti, Eleonora Tricarico, Michele Nardella, Luigi Grazioli, Sandro Sironi, Davide Ippolito, Riccardo Faletti 
World J Gastroenterol 26(29):4261-4271. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4261
Basic Study
Dan Liu, Yuan Qu, Zheng-Nong Cao, Hui-Min Jia 
World J Gastroenterol 26(29):4272-4287. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4272
Clinical and Translational Research
Retrospective Cohort Study
Tilmann Graeter, Hai-Hua Bao, Rong Shi, Wen-Ya Liu, Wei-Xia Li, Yi Jiang, Julian Schmidberger, Eleonore Brumpt, Eric Delabrousse, Wolfgang Kratzer, the XUUB Consortium 
World J Gastroenterol 26(29):4302-4315. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4302
Retrospective Study
Bo Tu, Yue-Ning Zhang, Jing-Feng Bi, Zhe Xu, Peng Zhao, Lei Shi, Xin Zhang, Guang Yang, En-Qiang Qin 
World J Gastroenterol 26(29):4316-4326. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4316
Jian-Ping Wang, Zhi-Gang Yao, Ya-Wen Sun, Xi-Han Liu, Feng-Kai Sun, Cun-Hu Lin, Fu-Xin Ren, Bei-Bei Lv, Shuai-Jun Zhang, Yang Wang, Fan-Ying Meng, Shun-Zhen Zheng, Wei Gong, Jun Liu 
World J Gastroenterol 26(29):4327-4342. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4327
Observational Study
Meta-Analysis
Somsak Likhitrattanapisal, Supeecha Kumkate, Pravech Ajawatanawong, Kanokpan Wongprasert, Rutaiwan Tohtong, Tavan Janvilisri 
World J Gastroenterol 26(29):4356-4371. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4356
Case Report
You-Wei Chen, Jie Dong, Wan-Yuan Chen, Yi-Ning Dai 
World J Gastroenterol 26(29):4372-4377. Published online Aug 7, 2020. doi: 10.3748/wjg.v26.i29.4372
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