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Open-Access Journal
Frontier
Review
Evangelos Koustas, Eleni-Myrto Trifylli, Panagiotis Sarantis, Athanasios G Papavassiliou, Michalis V Karamouzis 
World J Gastrointest Oncol 13(10):1229-1243. Published online Oct 15, 2021. doi: 10.4251/wjgo.v13.i10.1229
Apostolis Papaefthymiou, Gregory Christodoulidis, Apostolos Koffas, Michael Doulberis, Stergios A Polyzos, Anastasios Manolakis, Spyros Potamianos, Andreas Kapsoritakis, Jannis Kountouras 
World J Gastrointest Oncol 13(10):1244-1262. Published online Oct 15, 2021. doi: 10.4251/wjgo.v13.i10.1244
Sonia Perales, Carolina Torres, Cristina Jimenez-Luna, Jose Prados, Joaquina Martinez-Galan, Jose Manuel Sanchez-Manas, Octavio Caba 
World J Gastrointest Oncol 13(10):1263-1287. Published online Oct 15, 2021. doi: 10.4251/wjgo.v13.i10.1263
Kenji Okumura, Shekhar Gogna, Mahir Gachabayov, Daniel Moritz Felsenreich, Matthew McGuirk, Aram Rojas, Luis Quintero, Ramanathan Seshadri, Katie Gu, Xiang Da Dong 
World J Gastrointest Oncol 13(10):1317-1335. Published online Oct 15, 2021. doi: 10.4251/wjgo.v13.i10.1317
Minireviews
Jana Jarosova, Peter Macinga, Alzbeta Hujova, Jan Kral, Ondrej Urban, Julius Spicak, Tomas Hucl 
World J Gastrointest Oncol 13(10):1383-1396. Published online Oct 15, 2021. doi: 10.4251/wjgo.v13.i10.1383
Shimpei Ogawa, Michio Itabashi, Yuji Inoue, Takeshi Ohki, Yoshiko Bamba, Kurodo Koshino, Ryosuke Nakagawa, Kimitaka Tani, Hisako Aihara, Hiroka Kondo, Shigeki Yamaguchi, Masakazu Yamamoto 
World J Gastrointest Oncol 13(10):1412-1424. Published online Oct 15, 2021. doi: 10.4251/wjgo.v13.i10.1412
Astrid Ruiz-Margáin, Berenice M Román-Calleja, Paulina Moreno-Guillén, José A González-Regueiro, Deyanira Kúsulas-Delint, Alejandro Campos-Murguía, Nayelli C Flores-García, Ricardo Ulises Macías-Rodríguez 
World J Gastrointest Oncol 13(10):1440-1452. Published online Oct 15, 2021. doi: 10.4251/wjgo.v13.i10.1440
Laurent Quéro, Mouna Labidi, Marc Bollet, Côme Bommier, Sophie Guillerm, Christophe Hennequin, Catherine Thieblemont 
World J Gastrointest Oncol 13(10):1453-1465. Published online Oct 15, 2021. doi: 10.4251/wjgo.v13.i10.1453
Basic Study
Prospective Study
Xin Wang, Wei-Hu Wang, Shu-Lian Wang, Yong-Wen Song, Yue-Ping Liu, Yuan Tang, Ning Li, Wen-Yang Liu, Hui Fang, Ye-Xiong Li, Dong-Bing Zhao, Yihebali Chi, Lin Yang, Jing Jin 
World J Gastrointest Oncol 13(10):1532-1543. Published online Oct 15, 2021. doi: 10.4251/wjgo.v13.i10.1532