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Open-Access Journal
Editorial
Cosimo Sperti, Lucia Moletta, Stefano Merigliano 
World J Gastrointest Oncol 7(12):375-382. Published online Dec 15, 2015. doi: 10.4251/wjgo.v7.i12.375
Topic Highlight
Alberto Biondi, Maria C Lirosi, Domenico D’Ugo, Valeria Fico, Riccardo Ricci, Francesco Santullo, Antonia Rizzuto, Ferdinando CM Cananzi, Roberto Persiani 
World J Gastrointest Oncol 7(12):389-400. Published online Dec 15, 2015. doi: 10.4251/wjgo.v7.i12.389
Review
Lapo Bencini, Mario Annecchiarico, Marco Farsi, Ilenia Bartolini, Vita Mirasolo, Francesco Guerra, Andrea Coratti 
World J Gastrointest Oncol 7(12):411-421. Published online Dec 15, 2015. doi: 10.4251/wjgo.v7.i12.411
Minireviews
Jeremy Kaplan, Amaara Khalid, Natalie Cosgrove, Ayesha Soomro, Syed Mohsin Mazhar, Ali A Siddiqui 
World J Gastrointest Oncol 7(12):466-472. Published online Dec 15, 2015. doi: 10.4251/wjgo.v7.i12.466
Eckhard Klieser, Stefan Swierczynski, Christian Mayr, Johanna Schmidt, Daniel Neureiter, Tobias Kiesslich, Romana Illig 
World J Gastrointest Oncol 7(12):473-483. Published online Dec 15, 2015. doi: 10.4251/wjgo.v7.i12.473
Luiz Ronaldo Alberti, Diego Paim Carvalho Garcia, Debora Lucciola Coelho, David Correa Alves De Lima, Andy Petroianu 
World J Gastrointest Oncol 7(12):484-491. Published online Dec 15, 2015. doi: 10.4251/wjgo.v7.i12.484
Randomized Controlled Trial
Attapol Titapun, Ake Pugkhem, Vor Luvira, Tharatip Srisuk, Ongart Somintara, O-tur Saeseow, Anan Sripanuskul, Anongporn Nimboriboonporn, Bandit Thinkhamrop, Narong Khuntikeo 
World J Gastrointest Oncol 7(12):503-512. Published online Dec 15, 2015. doi: 10.4251/wjgo.v7.i12.503
Systematic Reviews