bansal, A. B., Sukhjot kaur, Aminder Singh, and Ankur Singla. “Pigmented Basal Cell Carcinoma over Trunk: An Unusual Location”. Journal of Pakistan Association of Dermatologists, vol. 31, no. 4, Mar. 2022, pp. 753-6, https://www.jpad.com.pk/index.php/jpad/article/view/1742.