BPG is committed to discovery and dissemination of knowledge
Open-Access Journal
Review
Minireviews
Basic Study
Pedro Moutinho-Ribeiro, Ines A Batista, Sofia T Quintas, Bárbara Adem, Marco Silva, Rui Morais, Armando Peixoto, Rosa Coelho, Pedro Costa-Moreira, Renato Medas, Susana Lopes, Filipe Vilas-Boas, Manuela Baptista, Diogo Dias-Silva, Ana L Esteves, Filipa Martins, Joanne Lopes, Helena Barroca, Fátima Carneiro, Guilherme Macedo, Sonia A Melo 
World J Gastroenterol 28(31):4310-4327. Published online Aug 21, 2022. doi: 10.3748/wjg.v28.i31.4310
Retrospective Study
Alnoor Ramji, Karen Doucette, Curtis Cooper, Gerald Yosel Minuk, Mang Ma, Alexander Wong, David Wong, Edward Tam, Brian Conway, David Truong, Philip Wong, Lisa Barrett, Hin Hin Ko, Sarah Haylock-Jacobs, Nishi Patel, Gilaad G Kaplan, Scott Fung, Carla S Coffin 
World J Gastroenterol 28(31):4390-4398. Published online Aug 21, 2022. doi: 10.3748/wjg.v28.i31.4390
Observational Study
Zi-Xuan Shen, Dan-Dan Wu, Jie Xia, Xian-Bo Wang, Xin Zheng, Yan Huang, Bei-Ling Li, Zhong-Ji Meng, Yan-Hang Gao, Zhi-Ping Qian, Feng Liu, Xiao-Bo Lu, Jia Shang, Hua-Dong Yan, Yu-Bao Zheng, Wen-Yi Gu, Yan Zhang, Jian-Yi Wei, Wen-Ting Tan, Yi-Xin Hou, Qun Zhang, Yan Xiong, Cong-Cong Zou, Jun Chen, Ze-Bing Huang, Xiu-Hua Jiang, Sen Luo, Yuan-Yuan Chen, Na Gao, Chun-Yan Liu, Wei Yuan, Xue Mei, Jing Li, Tao Li, Xin-Yi Zhou, Guo-Hong Deng, Jin-Jun Chen, Xiong Ma, Hai Li 
World J Gastroenterol 28(31):4417-4430. Published online Aug 21, 2022. doi: 10.3748/wjg.v28.i31.4417
Meta-Analysis
Tomohiro Ishinuki, Shigenori Ota, Kohei Harada, Masaki Kawamoto, Makoto Meguro, Goro Kutomi, Hiroomi Tatsumi, Keisuke Harada, Koji Miyanishi, Toru Kato, Toshio Ohyanagi, Thomas T Hui, Toru Mizuguchi 
World J Gastroenterol 28(31):4442-4455. Published online Aug 21, 2022. doi: 10.3748/wjg.v28.i31.4442
Case Report
Letter to the Editor