1. Physical Sciences Inc., 20 New England Business Center, Andover, Massachusetts 01810, United States
2. Departments of Biomedical Engineering and Dermatology, Cleveland Clinic, 9500 Euclid Avenue, Cleveland, Ohio 44195, United States
3. Wellman Center for Photomedicine, 40 Blossom Street, BAR 314A, Boston, Massachusetts 02114, United States
4. Department of Medical Physics, Wisconsin Institutes for Medical Research, 1111 Highland Avenue, Madison, Wisconsin 53705, United States