“Topical Adapalene Cream 0.1% V S Isotretinoin 0.05% in the Treatment of Acne Vulgaris: A Randomized Open-Label Clinical Trial”. Journal of Pakistan Association of Dermatologists, vol. 19, no. 1, Dec. 2016, pp. 23-25, https://doi.org/10.66344/jpad.19.1.2009.504.