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Open-Access Journal
Review
Ivana Mikolasevic, Tajana Filipec-Kanizaj, Maja Mijic, Ivan Jakopcic, Sandra Milic, Irena Hrstic, Nikola Sobocan, Davor Stimac, Patrizia Burra 
World J Gastroenterol 24(14):1491-1506. Published online Apr 14, 2018. doi: 10.3748/wjg.v24.i14.1491
Minireviews
Basic Study
Retrospective Study
Naohiro Yanagisawa, Naoyoshi Nagata, Kazuhiro Watanabe, Tatsuhiro Iida, Mariko Hamada, Sakurako Kobayashi, Takuro Shimbo, Junichi Akiyama, Naomi Uemura 
World J Gastroenterol 24(14):1540-1549. Published online Apr 14, 2018. doi: 10.3748/wjg.v24.i14.1540
Randomized Controlled Trial
Meta-Analysis
Letters To The Editor