Aliosinas, Olegas, Gintautas Radziunas, Audrius Dulskas, and Narimantas E. Samalavicius. “Treatment of Chronic Colorectal Fistula With the over-the-Scope-Clipping System: A Case Report”. Lietuvos chirurgija 13, no. 4 (February 19, 2015): 249–251. Accessed November 7, 2025. https://www.zurnalai.vu.lt/lietuvos-chirurgija/article/view/5117.