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Open-Access Journal
Opinion Review
Minireviews
Clinical and Translational Research
Case Control Study
Roman Maslennikov, Vladimir Ivashkin, Irina Efremova, Aliya Alieva, Ekaterina Kashuh, Ekaterina Tsvetaeva, Elena Poluektova, Elena Shirokova, Konstantin Ivashkin 
World J Hepatol 13(5):557-570. Published online May 27, 2021. doi: 10.4254/wjh.v13.i5.557
Retrospective Study
Meta-Analysis
Gabriel Mayo Vieira de Souza, Igor Braga Ribeiro, Mateus Pereira Funari, Diogo Turiani Hourneaux de Moura, Maria Vitória Cury Vieira Scatimburgo, João Remí de Freitas Júnior, Sergio A Sánchez-Luna, Renato Baracat, Eduardo Turiani Hourneaux de Moura, Wanderley Marques Bernardo, Eduardo Guimarães Hourneaux de Moura 
World J Hepatol 13(5):595-610. Published online May 27, 2021. doi: 10.4254/wjh.v13.i5.595
Case Report
Oriol Mirallas, Nadia Saoudi, Diego Gómez-Puerto, Mar Riveiro-Barciela, Xavier Merino, Cristina Auger, Stefania Landolfi, Laia Blanco, Amparo Garcia-Burillo, Xavier Molero, Maria Teresa Salcedo-Allende, Jaume Capdevila 
World J Hepatol 13(5):611-619. Published online May 27, 2021. doi: 10.4254/wjh.v13.i5.611