Monov D., and Tsonev Hr. “RELATION BETWEEN MEAN BLOOD PRESSURE (MAP) AND LINDEGAARD RATIO IN PATIENTS UNDERGOING SURGERY FOR A NON-RUPTURE BRAIN ANEURYSM. THE ROLE OF USING CATECHOLAMINES”. International Education and Research Journal (IERJ), vol. 6, no. 2, Feb. 2020, http://ierj.in/journal/index.php/ierj/article/view/1966.