S. Mastuti, D. T. Hadi, and C. Chodidjah, “Nigella Sativa Seed Extract Ointment Increasing the Amount of Healing Fibroblast and Collagen on Balb/C Mice”, Sains Med J Ked Kes, vol. 8, no. 1, pp. 15–19, Apr. 2017, doi: 10.30659/sainsmed.v8i1.1006.