Paul, J., Dagrosa, A.T., Chen, Y., Gangar, P., Ressler, D. and Chapman, M.S. 2020. Photodynamic Therapy with δ-Aminolevulinic Acid and Blue Light for the Treatment of Actinic Cheilitis. SKIN The Journal of Cutaneous Medicine. 4, 4 (Jul. 2020), 357–360. DOI:https://doi.org/10.25251/skin.4.4.14.