Paul SK, Kataria K, Bloria S. The correlation between the preoperative measurement of estimated cerebral perfusion pressure and estimated intracranial pressure as obtained by trans cranial doppler with modified fisher grade as seen in computed tomography scan head in patients with acute sub arachnoid hemorrahage undergoing surgical clipping. Int J Adv Med [Internet]. 2019 Dec. 23 [cited 2025 Dec. 25];7(1):106-10. Available from: https://www.ijmedicine.com/index.php/ijam/article/view/2055