Kizkin, Sibel, Atilla Ilhan, Handan Isin Ozisik, and Cemal Ozcan. “Vertebrobasilar Insufficiency Evaluation the Effect on Blood Flow of Gingko Biloba Extracts With Transcranial Doppler in ”. Annals of Medical Research 10, no. 2 (May 25, 2021): 0063–0066. Accessed September 16, 2026. http://www.annalsmedres.org/index.php/aomr/article/view/2964.