β-Sitosterol Compound from Dichloromethane Extracts of Kalanchoe tomentosa (Crassulacea) Leaves and Inhibition of α-amilase Activity. Valensi [Internet]. 2021 Jul. 23 [cited 2026 Jul. 2];7(1):69-74. Available from: https://journal.uinjkt.ac.id/index.php/valensi/article/view/18443