Shehzad, Atif, Khawar Khurshid, Sabrina Suhail Pal, and Tahir Saeed Haroon. 2016. “Topical Calcipotriol Versus Oral Psoralen-UVA (PUVA) and Topical Calcipotriol in the Treatment of Vitiligo in Type IV Skin”. Journal of Pakistan Association of Dermatologists 17 (2):89-94. https://www.jpad.com.pk/index.php/jpad/article/view/693.