Rusu, Flaviu, and Dan L. Dumitrascu. “Epidemiology of Irritable Bowel Syndrome in the Former Communist Countries from Eastern Europe: A Systematic Review”. Medicine and Pharmacy Reports 88, no. 2 (April 29, 2015): 146–151. Accessed October 6, 2025. https://medpharmareports.com/index.php/mpr/article/view/449.