Amin, S., T. Rashid, A. Shehzad, A. Arshad, and S. Younas. “Outcome of CROSS Technique With 100% Trichloroacetic Acid in the Management of Atrophic Icepick Acne Scars”. Journal of Pakistan Association of Dermatologists, vol. 28, no. 4, Feb. 2019, pp. 485-8, https://jpad.com.pk/index.php/jpad/article/view/1311.