Dong-Jie, S., Q. Xian-Long, L. Zhi, X. Ya-Guang, L. Ling, G. Jian, L. Chun-Ying, L. Miao, Z. Yan-Guo, and G. Tian-Wen. “Review of the Clinical Features of Skin Cancer: A Study of 1,048 Cases from a Hospital in West China”. Journal of Pakistan Association of Dermatologists, vol. 17, no. 3, Dec. 2016, pp. 141-8, https://www.jpad.com.pk/index.php/jpad/article/view/716.