Cunningham, Trevor, Sara Tuchayi, Mary Tabacchi, Sindhu Manivasagam, Hengameh Mirzaalian, Ahu Turkuz, Raphael Kopan, et al. 2016. “Topical 5-fluorouracil and calcipotriol combination: A potent immunotherapeutic for actinic keratosis”. Journal of Investigative Dermatology.