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Open-Access Journal
Review
Minireviews
Antonio Pellino, Erika Riello, Floriana Nappo, Stefano Brignola, Sabina Murgioni, Selma Ahcene Djaballah, Sara Lonardi, Vittorina Zagonel, Massimo Rugge, Fotios Loupakis, Matteo Fassan 
World J Gastroenterol 25(38):5773-5788. Published online Oct 14, 2019. doi: 10.3748/wjg.v25.i38.5773
Basic Study
Retrospective Study
Wen-Quan Liang, Ke-Cheng Zhang, Jian-Xin Cui, Hong-Qing Xi, Ai-Zhen Cai, Ji-Yang Li, Yu-Hua Liu, Jie Liu, Wang Zhang, Peng-Peng Wang, Bo Wei, Lin Chen 
World J Gastroenterol 25(38):5838-5849. Published online Oct 14, 2019. doi: 10.3748/wjg.v25.i38.5838
Observational Study
Rogerio S Parra, Julio MF Chebli, Heda MBS Amarante, Cristina Flores, Jose ML Parente, Odery Ramos, Milene Fernandes, Jose JR Rocha, Marley R Feitosa, Omar Feres, Antonio S Scotton, Rodrigo B Nones, Murilo M Lima, Cyrla Zaltman, Carolina D Goncalves, Isabella M Guimaraes, Genoile O Santana, Ligia Y Sassaki, Rogerio S Hossne, Mauro Bafutto, Roberto LK Junior, Mikaell AG Faria, Sender J Miszputen, Tarcia NF Gomes, Wilson R Catapani, Anderson A Faria, Stella CS Souza, Rosana F Caratin, Juliana T Senra, Maria LA Ferrari 
World J Gastroenterol 25(38):5862-5882. Published online Oct 14, 2019. doi: 10.3748/wjg.v25.i38.5862
Ana Isabel Gil-García, Antonio Madejón, Irene Francisco-Recuero, Ana López-López, Emiliana Villafranca, Miriam Romero, Araceli García, Antonio Olveira, Rocío Mena, Juan Ramón Larrubia, Javier García-Samaniego 
World J Gastroenterol 25(38):5883-5896. Published online Oct 14, 2019. doi: 10.3748/wjg.v25.i38.5883