Mleeh, Nouf T. “Prevalence and Risk Factors of Hyperpigmentation Induced by Hydroxychloroquine in Lupus Patients”. International Journal of Research in Dermatology 5, no. 1 (January 25, 2019): 94–100. Accessed April 16, 2026. https://www.ijord.com/index.php/ijord/article/view/542.