Affiliation: | 1. Department of Applied Physics, University of Eastern Finland, Kuopio, Finland;2. Cancer Center, Kuopio University Hospital, Kuopio, Finland;3. Department of Dermatology, University of Eastern Finland and Kuopio University Hospital, Kuopio, Finland;4. Department of Physiology, College of Medical Sciences, Nova Southeastern University, Ft. Lauderdale, Fl, USA |