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Open-Access Journal
Review
Xiao-Sheng Wang, Ze-Hang Jiang, Zhi-Xian Liu, Yin He 
World J Gastrointest Oncol 11(4):270-280. Published online Apr 15, 2019. doi: 10.4251/wjgo.v11.i4.270
Basic Study
Ana Elizabete Silva, Fábio Eduardo Severino, Fernanda da Silva Manoel-Caetano, Júlia Cocenzo Contiero, Ana Flávia Teixeira Rossi 
World J Gastrointest Oncol 11(4):281-294. Published online Apr 15, 2019. doi: 10.4251/wjgo.v11.i4.281
Retrospective Cohort Study
Chloé Serayssol, Charlotte Maulat, Florence Breibach, Fatima-Zohra Mokrane, Janick Selves, Rosine Guimbaud, Philippe Otal, Bertrand Suc, Emilie Berard, Fabrice Muscari 
World J Gastrointest Oncol 11(4):295-309. Published online Apr 15, 2019. doi: 10.4251/wjgo.v11.i4.295
Yue Zhang, Yi-Fan Wu, Zhen-Dong Yue, Hong-Wei Zhao, Lei Wang, Zhen-Hua Fan, Fu-Liang He, Tao Wang, Fu-Quan Liu 
World J Gastrointest Oncol 11(4):310-321. Published online Apr 15, 2019. doi: 10.4251/wjgo.v11.i4.310
Retrospective Study
Ka Wing Ma, Wong Hoi She, Albert Chi Yan Chan, Tan To Cheung, James Yan Yue Fung, Wing Chiu Dai, Chung Mau Lo, Kenneth Siu Ho Chok 
World J Gastrointest Oncol 11(4):322-334. Published online Apr 15, 2019. doi: 10.4251/wjgo.v11.i4.322
Xin-Yu Wang, Zhi-Xue Zheng, Yu Sun, Yan-Hua Bai, Yun-Fei Shi, Li-Xin Zhou, Yun-Feng Yao, Ai-Wen Wu, Deng-Feng Cao 
World J Gastrointest Oncol 11(4):335-347. Published online Apr 15, 2019. doi: 10.4251/wjgo.v11.i4.335
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