BPG is committed to discovery and dissemination of knowledge
Open-Access Journal
Frontier
Review
Dan-Dan Zhu, Xue-Mei Tan, Li-Qing Lu, Si-Jia Yu, Ru-Li Jian, Xin-Fang Liang, Yi-Xuan Liao, Wei Fan, Lucíia Barbier-Torres, Austin Yang, He-Ping Yang, Ting Liu 
World J Gastroenterol 27(22):2944-2962. Published online Jun 14, 2021. doi: 10.3748/wjg.v27.i22.2944
Yu-Jer Hsiao, Yuan-Chih Wen, Wei-Yi Lai, Yi-Ying Lin, Yi-Ping Yang, Yueh Chien, Aliaksandr A Yarmishyn, De-Kuang Hwang, Tai-Chi Lin, Yun-Chia Chang, Ting-Yi Lin, Kao-Jung Chang, Shih-Hwa Chiou, Ying-Chun Jheng 
World J Gastroenterol 27(22):2979-2993. Published online Jun 14, 2021. doi: 10.3748/wjg.v27.i22.2979
Minireviews
Jun-Wei Shao, Tian-Tian Ge, Sen-Zhong Chen, Gang Wang, Qin Yang, Chun-Hong Huang, Li-Chen Xu, Zhi Chen 
World J Gastroenterol 27(22):3010-3021. Published online Jun 14, 2021. doi: 10.3748/wjg.v27.i22.3010
Yue Cai, Li-Ping Ye, Ya-Qi Song, Xin-Li Mao, Li Wang, Yan-Zhi Jiang, Wei-Tao Que, Shao-Wei Li 
World J Gastroenterol 27(22):3022-3036. Published online Jun 14, 2021. doi: 10.3748/wjg.v27.i22.3022
Anna Di Sessa, Francesca Lanzaro, Sarah Zarrilli, Vittorio Picone, Stefano Guarino, Emanuele Miraglia del Giudice, Pierluigi Marzuillo 
World J Gastroenterol 27(22):3064-3072. Published online Jun 14, 2021. doi: 10.3748/wjg.v27.i22.3064
Basic Study
Retrospective Study
Natsuki Ishida, Takahiro Miyazu, Satoshi Tamura, Shinya Tani, Mihoko Yamade, Moriya Iwaizumi, Yasushi Hamaya, Satoshi Osawa, Takahisa Furuta, Ken Sugimoto 
World J Gastroenterol 27(22):3109-3120. Published online Jun 14, 2021. doi: 10.3748/wjg.v27.i22.3109
Observational Study
Prospective Study
Verena Zerbato, Stefano Di Bella, Mauro Giuffrè, Anna Wladyslawa Jaracz, Ylenia Gobbo, Diego Luppino, Paolo Macor, Ludovica Segat, Raffaella Koncan, Pierlanfranco D'Agaro, Michael Valentini, Lory Saveria Crocé, Maurizio Ruscio, Roberto Luzzati 
World J Gastroenterol 27(22):3130-3137. Published online Jun 14, 2021. doi: 10.3748/wjg.v27.i22.3130
Correction