Determination of Total Flavonoid Levels Of Cinnamon Leaf Infusion (Cinnamomum burmanni (Nees & T.Nees) Blume.) Using UV-Vis Spectrofotometry. JFM [Internet]. 2025 Nov. 1 [cited 2025 Nov. 3];8(1):184-90. Available from: https://ejournal.medistra.ac.id/index.php/JFM/article/view/2978