1. Applied Physics and Biophysics Division, Physical Sciences Directorate, Lawrence Livermore National Laboratory, P.O. Box 808, L-211, Livermore, California 94551, NSF Center for Biophotonics Science and Technology, University of California, Davis, 2700 Stockton Boulevard, Suite 1400, Sacramento, California 95817, Department of Pediatrics, Section of Hematology−Oncology, University of California, Davis, 2516 Stockton Boulevard, Sacramento, California 95817, Division of Hematology and Oncology, Department...