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Review
Xin Zhang, Yi Zhang, Yan-Li Zhang, Shun-Jie Zeng, Ying-Jing Fan, Tian Li, Long-Chen Yu, Yu-Xiao Zhao, Yi-Feng Wang, Zheng-Dong Luo 
World J Gastroenterol 29(1):1-18. Published online Jan 7, 2023. doi: 10.3748/wjg.v29.i1.1
Joao Miranda, Natally Horvat, Gilton Marques Fonseca, Jose de Arimateia Batista Araujo-Filho, Maria Clara Fernandes, Charlotte Charbel, Jayasree Chakraborty, Fabricio Ferreira Coelho, Cesar Higa Nomura, Paulo Herman 
World J Gastroenterol 29(1):43-60. Published online Jan 7, 2023. doi: 10.3748/wjg.v29.i1.43
Minireviews
Krzysztof Szymoński, Łukasz Chmura, Ewelina Lipiec, Dariusz Adamek 
World J Gastroenterol 29(1):96-109. Published online Jan 7, 2023. doi: 10.3748/wjg.v29.i1.96
Basic Study
Observational Study
Systematic Reviews
Martina Zanon, Margherita Neri, Stefano Pizzolitto, Davide Radaelli, Monica Concato, Michela Peruch, Stefano D'Errico 
World J Gastroenterol 29(1):200-220. Published online Jan 7, 2023. doi: 10.3748/wjg.v29.i1.200
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