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Open-Access Journal
Opinion Review
Review
Stefano Mazza, Sara Soro, Maria Chiara Verga, Biagio Elvo, Francesca Ferretti, Fabrizio Cereatti, Andrea Drago, Roberto Grassia 
World J Hepatol 13(12):1828-1849. Published online Dec 27, 2021. doi: 10.4254/wjh.v13.i12.1828
Minireviews
Larisa Daniela Sandulescu, Cristiana Marinela Urhut, Sarmis Marian Sandulescu, Ana-Maria Ciurea, Sergiu Marian Cazacu, Sevastita Iordache 
World J Hepatol 13(12):1892-1908. Published online Dec 27, 2021. doi: 10.4254/wjh.v13.i12.1892
Navneet Kaur, Gitanjali Goyal, Ravinder Garg, Chaitanya Tapasvi, Sonia Chawla, Rajneet Kaur 
World J Hepatol 13(12):1919-1935. Published online Dec 27, 2021. doi: 10.4254/wjh.v13.i12.1919
Fadl H Veerankutty, Govind Jayan, Manish Kumar Yadav, Krishnan Sarojam Manoj, Abhishek Yadav, Sindhu Radha Sadasivan Nair, T U Shabeerali, Varghese Yeldho, Madhu Sasidharan, Shiraz Ahmad Rather 
World J Hepatol 13(12):1977-1990. Published online Dec 27, 2021. doi: 10.4254/wjh.v13.i12.1977
Basic Study
Larisse Longo, Pabulo Henrique Rampelotto, Eduardo Filippi-Chiela, Valessa Emanoele Gabriel de Souza, Fernando Salvati, Carlos Thadeu Cerski, Themis Reverbel da Silveira, Cláudia P Oliveira, Carolina Uribe-Cruz, Mário Reis Álvares-da-Silva 
World J Hepatol 13(12):2052-2070. Published online Dec 27, 2021. doi: 10.4254/wjh.v13.i12.2052
Case Control Study
Retrospective Study
Reginia Nabil Guirguis, Ehab Hasan Nashaat, Azza Emam Yassin, Wesam Ahmed Ibrahim, Shereen A Saleh, Mohamed Bahaa, Mahmoud El-Meteini, Mohamed Fathy, Hany Mansour Dabbous, Iman Fawzy Montasser, Manar Salah, Ghada Abdelrahman Mohamed 
World J Hepatol 13(12):2081-2103. Published online Dec 27, 2021. doi: 10.4254/wjh.v13.i12.2081
Asim Kichloo, Zain El-Amir, Dushyant Singh Dahiya, Farah Wani, Jagmeet Singh, Dhanshree Solanki, Ehizogie Edigin, Precious Eseaton, Asad Mehboob, Hafeez Shaka 
World J Hepatol 13(12):2128-2136. Published online Dec 27, 2021. doi: 10.4254/wjh.v13.i12.2128
Observational Study
Prospective Study
Case Report
Yury A Kovalenko, Yury O Zharikov, Yana V Kiseleva, Anton B Goncharov, Tatyana V Shevchenko, Beslan N Gurmikov, Dmitry V Kalinin, Alexey V Zhao 
World J Hepatol 13(12):2192-2200. Published online Dec 27, 2021. doi: 10.4254/wjh.v13.i12.2192