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Open-Access Journal
Frontier
Opinion Review
Leila Patarashvili, Salome Gvidiani, Elza Azmaipharashvili, Keti Tsomaia, Marom Sareli, Dimitri Kordzaia, Ilia Chanukvadze 
World J Hepatol 13(11):1484-1493. Published online Nov 27, 2021. doi: 10.4254/wjh.v13.i11.1484
Review
Carolina Castillo-Castro, Alexandro José Martagón-Rosado, Rocio Ortiz-Lopez, Luis Felipe Garrido-Treviño, Melissa Villegas-Albo, Francisco Javier Bosques-Padilla 
World J Hepatol 13(11):1494-1511. Published online Nov 27, 2021. doi: 10.4254/wjh.v13.i11.1494
Yunxia Ma, Miljana Nenkov, Yuan Chen, Adrian T Press, Elke Kaemmerer, Nikolaus Gassler 
World J Hepatol 13(11):1512-1533. Published online Nov 27, 2021. doi: 10.4254/wjh.v13.i11.1512
Giuseppe Losurdo, Irene Vita Brescia, Chiara Lillo, Martino Mezzapesa, Michele Barone, Mariabeatrice Principi, Enzo Ierardi, Alfredo Di Leo, Maria Rendina 
World J Hepatol 13(11):1534-1551. Published online Nov 27, 2021. doi: 10.4254/wjh.v13.i11.1534
Minireviews
Celeste Del Basso, Martin Gaillard, Panagiotis Lainas, Stella Zervaki, Gabriel Perlemuter, Pierre Chagué, Laurence Rocher, Cosmin Sebastian Voican, Ibrahim Dagher, Hadrien Tranchart 
World J Hepatol 13(11):1629-1641. Published online Nov 27, 2021. doi: 10.4254/wjh.v13.i11.1629
Lucia Cerrito, Maria Elena Ainora, Alberto Nicoletti, Matteo Garcovich, Laura Riccardi, Maurizio Pompili, Antonio Gasbarrini, Maria Assunta Zocco 
World J Hepatol 13(11):1663-1676. Published online Nov 27, 2021. doi: 10.4254/wjh.v13.i11.1663
Case Control Study
Retrospective Cohort Study
Observational Study
Carolina Frade M G Pimentel, Ana Cristina de Castro Amaral, Adriano Miziara Gonzalez, Michelle Lai, Daniel de Oliveira Mota, Maria Lucia Gomes Ferraz, Wilson Mathias Junior, Mario Kondo 
World J Hepatol 13(11):1791-1801. Published online Nov 27, 2021. doi: 10.4254/wjh.v13.i11.1791
Systematic Reviews
Iliana Bersani, Fiammetta Piersigilli, Giulia Iacona, Immacolata Savarese, Francesca Campi, Andrea Dotta, Cinzia Auriti, Enrico Di Stasio, Matteo Garcovich 
World J Hepatol 13(11):1802-1815. Published online Nov 27, 2021. doi: 10.4254/wjh.v13.i11.1802