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Open-Access Journal
Review
Basic Study
Ezekiel Maloney, Yak-Nam Wang, Ravneet Vohra, Helena Son, Stella Whang, Tatiana Khokhlova, Joshua Park, Kayla Gravelle, Stephanie Totten, Joo Ha Hwang, Donghoon Lee 
World J Gastroenterol 26(9):904-917. Published online Mar 7, 2020. doi: 10.3748/wjg.v26.i9.904
Chieko Tashita, Masato Hoshi, Akihiro Hirata, Kentaro Nakamoto, Tatsuya Ando, Takayuki Hattori, Yasuko Yamamoto, Hiroyuki Tezuka, Hiroyuki Tomita, Akira Hara, Kuniaki Saito 
World J Gastroenterol 26(9):918-932. Published online Mar 7, 2020. doi: 10.3748/wjg.v26.i9.918
Case Control Study
Retrospective Study
Kosuke Minaga, Mamoru Takenaka, Kentaro Yamao, Ken Kamata, Shunsuke Omoto, Atsushi Nakai, Tomohiro Yamazaki, Ayana Okamoto, Rei Ishikawa, Tomoe Yoshikawa, Yasutaka Chiba, Tomohiro Watanabe, Masatoshi Kudo 
World J Gastroenterol 26(9):947-959. Published online Mar 7, 2020. doi: 10.3748/wjg.v26.i9.947
De-Feng Li, Feng Xiong, Zhi-Chao Yu, Hai-Yang Zhang, Ting-Ting Liu, Yan-Hui Tian, Rui-Yue Shi, Ming-Guang Lai, Yang Song, Zheng-Lei Xu, Ding-Guo Zhang, Jun Yao, Li-Sheng Wang 
World J Gastroenterol 26(9):973-983. Published online Mar 7, 2020. doi: 10.3748/wjg.v26.i9.973
Case Report
Letter To The Editor