R. Ahmed, S., A. A. Al Zolibani, A. A. Al Robaee, H. O. Hamed, and A. Settin. 2013. “Epidemiology of Hirsutism in Qassim Region, KSA”. Scientific Journal of Medical Science 2 (9):195-200. http://sjournals.com/index.php/sjms/article/view/1322.