Moore, Angela Y, and Madalyn Nguyen. “Combination Therapy With Short Contact Topical Calcipotriene Foam and Fluorouracil Following Cryotherapy for Actinic Keratosis”. SKIN The Journal of Cutaneous Medicine 2 (December 17, 2018): S72. Accessed January 10, 2025. https://skin.dermsquared.com/skin/article/view/468.