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Open-Access Journal
Opinion Review
Emanuele Sinagra, Matteo Badalamenti, Marcello Maida, Marco Spadaccini, Roberta Maselli, Francesca Rossi, Giuseppe Conoscenti, Dario Raimondo, Socrate Pallio, Alessandro Repici, Andrea Anderloni 
World J Gastroenterol 26(39):5911-5918. Published online Oct 21, 2020. doi: 10.3748/wjg.v26.i39.5911
Review
Minireviews
Giovanni Di Nardo, Gianluca Esposito, Chiara Ziparo, Federica Micheli, Luigi Masoni, Maria Pia Villa, Pasquale Parisi, Maria Beatrice Manca, Flavia Baccini, Vito Domenico Corleto 
World J Gastroenterol 26(39):5944-5958. Published online Oct 21, 2020. doi: 10.3748/wjg.v26.i39.5944
Basic Study
Case Control Study
Retrospective Study
Moniek HP Verstegen, Mitchell Harker, Carlijn van de Water, Jolanda van Dieren, Niek Hugen, Iris D Nagtegaal, Camiel Rosman, Rachel S van der Post 
World J Gastroenterol 26(39):6037-6046. Published online Oct 21, 2020. doi: 10.3748/wjg.v26.i39.6037
Masaki Inoue, Yuichi Shimizu, Marin Ishikawa, Satoshi Abiko, Yoshihiko Shimoda, Ikko Tanaka, Sayoko Kinowaki, Masayoshi Ono, Keiko Yamamoto, Shoko Ono, Naoya Sakamoto 
World J Gastroenterol 26(39):6047-6056. Published online Oct 21, 2020. doi: 10.3748/wjg.v26.i39.6047
Observational Study
Randomized Controlled Trial
Quan Wen, Kang-Jian Liu, Bo-Ta Cui, Pan Li, Xia Wu, Min Zhong, Lu Wei, Hua Tu, Yu Yuan, Da Lin, Wen-Hung Hsu, Deng-Chyang Wu, Hong Yin, Fa-Ming Zhang 
World J Gastroenterol 26(39):6098-6110. Published online Oct 21, 2020. doi: 10.3748/wjg.v26.i39.6098