Sjöholm, Alexandra, et al. “Exploring Patient Pain Experiences During and After Conventional Red Light and Simulated Daylight Photodynamic Therapy for Actinic Keratosis: A Qualitative Interview Study”. Acta Dermato-Venereologica, vol. 104, Apr. 2024, p. adv19459, doi:10.2340/actadv.v104.19459.