Egritaş Gürkan, Ödül, Aysel Ünlüsoy Aksu, Zeliha Demirtaş, and Buket Dalgıç. 2015. “Rare Disorders Can Be an Underlying Cause of Cyclic Vomiting: Familial Mediterranean Fever, Helicobacter Pylori Gastritis, and Cavernous Transformation of the Portal Vein”. Turkish Journal of Gastroenterology 26 (6):461-67. https://doi.org/10.5152/tjg.2015.0015.