Setiyono, D., Prayoga, D., Kusuma, H., & Febrina, D. (2023). Evaluation Anti-Acne Gel Combination of Ethanol Extract of Cayenne Pepper Leaves and Ethanol Extract of Soursop Leaf. JURNAL ILMU KEFARMASIAN INDONESIA, 21(1), 107-114. doi:10.35814/jifi.v21i1.1391