Butt, Ghazala, Faria Altaf, Uzair Wazir, and Sabrina Suhail Pal. 2016. “Familial Frequency of Vitiligo and Its Association With Autoimmune Disorders”. Journal of Pakistan Association of Dermatologists 25 (2):101-4. https://www.jpad.com.pk/index.php/jpad/article/view/90.