Ramadhani, Untia Kartika Sari. “Formulation of Acne Patch from Garcinia Mangostana L Peel Extract With a Combination of Chitosan Polymer and HPMC Against Propionibacterium Acnes Bacteria”. Media Farmasi Indonesia 19, no. 1 (April 6, 2024): 32-41. Accessed April 19, 2026. https://mfi.stifar.ac.id/MFI/article/view/238.