Arifin, Bastian, Rosnani Nasution, Savila Savila, Rika Ramadani, Hira Helwati, Marianne Marianne, Ulil Amna, and Nurdin Saidi. 2020. “Sunscreen Activities of Bark Artocarpus Heterophyllus Against Ultraviolet Ray (Sun Protection Factor) in Lotion Formula”. Open Access Macedonian Journal of Medical Sciences 8 (A):461-67. https://doi.org/10.3889/oamjms.2020.4665.