Halawi Ali, Abbas Ossama, Isotretinoin-Induced Facial Hyperpigmentation: Idiosyncratic Reaction?, Journal of Dermatologic Research and Therapy, Volume 1, Issue 1, 2015, Pages 1-6, ISSN 2471-2175, https://doi.org/10.14302/issn.2471-2175.jdrt-14-515. (https://openaccesspub.orgjdrt/article/144) Keywords: Isotretinoin; hyperpigmentation.