KAPICIOĞLU, S., E. OVALI, and O. YEŞİLDAĞ. 1992. “EFFECTS OF NITROGLYCERINE ON PORTAL VENOUS VELOCITY IN CIRRHOTIC PATIENTS : A PLASEBO CONTROLLED TRIAL”. Turkish Journal of Gastroenterology 3 (2):224-28. https://www.turkjgastroenterol.org/index.php/tjg/article/view/130.