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Journal of Gastroenterology and Hepatology > 31 > 1 > 56 - 68
Journal of Gastroenterology and Hepatology > 31 > 1 > 45 - 55
Journal of Gastroenterology > 2015 > 50 > 1 > 11-30
Netherlands Journal of Medicine > 1995 > 47 > 2 > 76-80+81-86