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Open-Access Journal
Opinion Review
Giuseppe Vanella, Domenico Tamburrino, Gabriele Capurso, Michiel Bronswijk, Michele Reni, Giuseppe Dell'Anna, Stefano Crippa, Schalk Van der Merwe, Massimo Falconi, Paolo Giorgio Arcidiacono 
World J Gastroenterol 28(10):976-984. Published online Mar 14, 2022. doi: 10.3748/wjg.v28.i10.976
Review
Basic Study
Cristina M Hagen, Eva Roth, Theresia Reding Graf, François Verrey, Rolf Graf, Anurag Gupta, Giovanni Pellegrini, Nadège Poncet, Simone Mafalda Rodrigues Camargo 
World J Gastroenterol 28(10):1024-1054. Published online Mar 14, 2022. doi: 10.3748/wjg.v28.i10.1024
Retrospective Study
Yuichi Kida, Takeshi Yamamura, Keiko Maeda, Tsunaki Sawada, Eri Ishikawa, Yasuyuki Mizutani, Naomi Kakushima, Kazuhiro Furukawa, Takuya Ishikawa, Eizaburo Ohno, Hiroki Kawashima, Masanao Nakamura, Masatoshi Ishigami, Mitsuhiro Fujishiro 
World J Gastroenterol 28(10):1055-1066. Published online Mar 14, 2022. doi: 10.3748/wjg.v28.i10.1055
Observational Study
Case Report
Letter to the Editor
Wei Wang, Zhi-Peng Li, Juan Zhang, Zi-Jun Lin, Mei-Lin Ma, Si-Si Chen 
World J Gastroenterol 28(10):1085-1087. Published online Mar 14, 2022. doi: 10.3748/wjg.v28.i10.1085