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Open-Access Journal
Opinion Review
Giulio Antonelli, Paraskevas Gkolfakis, Georgios Tziatzios, Ioannis S Papanikolaou, Konstantinos Triantafyllou, Cesare Hassan 
World J Gastroenterol 26(47):7436-7443. Published online Dec 21, 2020. doi: 10.3748/wjg.v26.i47.7436
Review
Minireviews
Sriram Amirneni, Nils Haep, Mohammad A Gad, Alejandro Soto-Gutierrez, James E Squires, Rodrigo M Florentino 
World J Gastroenterol 26(47):7470-7484. Published online Dec 21, 2020. doi: 10.3748/wjg.v26.i47.7470
Alberto Ferrarese, Annamaria Cattelan, Umberto Cillo, Enrico Gringeri, Francesco Paolo Russo, Giacomo Germani, Martina Gambato, Patrizia Burra, Marco Senzolo 
World J Gastroenterol 26(47):7485-7496. Published online Dec 21, 2020. doi: 10.3748/wjg.v26.i47.7485
Basic Study
Case Control Study
Giuseppe Losurdo, Rosa Federica La Fortezza, Andrea Iannone, Antonella Contaldo, Michele Barone, Enzo Ierardi, Alfredo Di Leo, Mariabeatrice Principi 
World J Gastroenterol 26(47):7528-7537. Published online Dec 21, 2020. doi: 10.3748/wjg.v26.i47.7528
Retrospective Study
Randomized Controlled Trial
Agustín Seoane, Xènia Font, Juan C Pérez, Rocío Pérez, Carlos F Enriquez, Miriam Parrilla, Faust Riu, Josep M Dedeu, Luis E Barranco, Xavier Duran, Inés A Ibáñez, Marco A Álvarez 
World J Gastroenterol 26(47):7568-7583. Published online Dec 21, 2020. doi: 10.3748/wjg.v26.i47.7568
Case Report
Lena Horvath, Georg Oberhuber, Andreas Chott, Maria Effenberger, Herbert Tilg, Eberhard Gunsilius, Dominik Wolf, Sarah Iglseder 
World J Gastroenterol 26(47):7584-7592. Published online Dec 21, 2020. doi: 10.3748/wjg.v26.i47.7584