IRFAN, M., Nadia Ali Azfar, Amna Rasul, Aisha Chaudhry, Zartaj Liaqat and Ambreen Ashraf 2021. Frequency and types of nail changes in patients of vitiligo. Journal of Pakistan Association of Dermatologists. 31, 2 (Aug. 2021), 173–178. DOI:https://doi.org/10.66344/jpad.31.2.2021.1608.