Alfilaili, B., Hajrin, W., & Juliantoni, Y. (2022). Optimization of the Concentration of Vaselin Album and Adeps Lanae in the Formulation of Ethanol Extract Ointment for Kersen Leaf (Muntingia calabura L.). Acta Pharmaciae Indonesia : Acta Pharm Indo, 9(2), 119-127. doi:10.20884/1.api.2021.9.2.4084