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Open-Access Journal
Opinion Review
Prashant Nasa, George Alexander 
World J Hepatol 13(5):522-532. Published online May 27, 2021. doi: 10.4254/wjh.v13.i5.522
Minireviews
Rafał Stankiewicz, Michał Grąt 
World J Hepatol 13(5):533-542. Published online May 27, 2021. doi: 10.4254/wjh.v13.i5.533
Clinical and Translational Research
Jawaher Abdullah Alamoudi, Wenkuan Li, Nagsen Gautam, Marco Olivera, Jane Meza, Sandeep Mukherjee, Yazen Alnouti 
World J Hepatol 13(5):543-556. Published online May 27, 2021. doi: 10.4254/wjh.v13.i5.543
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
Miwa Kawanaka, Ken Nishino, Katsunori Ishii, Tomohiro Tanikawa, Noriyo Urata, Mitsuhiko Suehiro, Takako Sasai, Ken Haruma, Hirofumi Kawamoto 
World J Hepatol 13(5):571-583. Published online May 27, 2021. doi: 10.4254/wjh.v13.i5.571
Sang Jin Kim, Jinsoo Rhu, Jong Man Kim, Gyu Seung Choi, Jae-Won Joh 
World J Hepatol 13(5):584-594. Published online May 27, 2021. doi: 10.4254/wjh.v13.i5.584
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
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