بركات ه. . and اسكيف س. . (2021) “Determination of Sildenafil in herbal aphrodisiac products available in local market by TLC and HPLC”, Tishreen University Journal -Medical Sciences Series, 43(3). Available at: https://journal.tishreen.edu.sy/index.php/hlthscnc/article/view/10720 (Accessed: 12May2024).