Powles, A., Murphy, G., Rutman, A., Haffenden, G., Rosin, R., Hawk, J., & Fry, L. (1989). Effect of simulated sunlight on Langerhans’ cells in malignant melanoma patients. Acta Dermato-Venereologica, 69(6), 482–486. https://doi.org/10.2340/0001555569482486