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Open-Access Journal
Review
Mayur Virarkar, Mohammed Saleh, Radwan Diab, Melissa Taggart, Peeyush Bhargava, Priya Bhosale 
World J Gastrointest Oncol 12(3):248-266. Published online Mar 15, 2020. doi: 10.4251/wjgo.v12.i3.248
Basic Study
Case Control Study
Retrospective Study
Vincenzo Ricci, Cristina Granetto, Antonella Falletta, Matteo Paccagnella, Andrea Abbona, Elena Fea, Teresa Fabozzi, Cristiana Lo Nigro, Marco Carlo Merlano 
World J Gastrointest Oncol 12(3):301-310. Published online Mar 15, 2020. doi: 10.4251/wjgo.v12.i3.301
Observational Study
Angélique Vienot, Hortense Chevalier, Clément Bolognini, Elisabeta Gherga, Elodie Klajer, Aurélia Meurisse, Marine Jary, Stefano Kim, Christelle d’Engremont, Thierry Nguyen, Fabien Calcagno, Hamadi Almotlak, Francine Fein, Meher Nasri, Syrine Abdeljaoued, Anthony Turpin, Christophe Borg, Dewi Vernerey 
World J Gastrointest Oncol 12(3):332-346. Published online Mar 15, 2020. doi: 10.4251/wjgo.v12.i3.332
Laura L Meijer, Marin Strijker, Jacob K de Bakker, Jurgen GJ Toennaer, Barbara M Zonderhuis, Hans J van der Vliet, Hanneke Wilmink, Joanne Verheij, Freek Daams, Olivier R Busch, Nicole CT van Grieken, Marc G Besselink, Geert Kazemier 
World J Gastrointest Oncol 12(3):347-357. Published online Mar 15, 2020. doi: 10.4251/wjgo.v12.i3.347
Case Report