Triangga Apsari, Komang Jegek, I Gusti Ayu Dewi Ratnayanti, I Gusti Komang Nyoman Arijana, and I Wayan Sugiritama. 2020. “Topical Application of Purple Cabbage (Brassica Oleracea L. Var. Capitata F. Rubra) Ethanol Cream Extract of Dermic Collagen on Male Wistar Rats (Rattus Norvegicus) Exposed to Ultraviolet B”. Intisari Sains Medis 11 (1):253-58. https://doi.org/10.15562/ism.v11i1.206.