1. From the Wellman Center for Photomedicine, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts;
2. From the Wellman Center for Photomedicine, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts; the 2Department of Burns and Plastic Surgery, No. 3 People's Hospital, Shanghai, China; and
3. the Department of Ophthalmology, Brooke Army Medical Center, San Antonio, Texas.