Zulfa, Riefka Ananda, and Nelva Karmila Jusuf. “Skin Care in Dermatology: Between Organic Versus Synthetic Products”. Sumatera Medical Journal 7, no. 2 (May 1, 2024): 79–86. Accessed August 5, 2025. https://idjpcr.usu.ac.id/smj/article/view/10427.