Institution: | 1. Department of Pathology, C. R. Drew Postgraduate Medical School, Los Angeles, California 90059 USA;2. the Department of Pathology, University of Southern California School of Medicine, Los Angeles, California 90033 USA;3. the Department of Pediatrics, University of Southern California School of Medicine, Los Angeles, California 90033 USA;4. the Woods Hole Oceanographic Institution, Woods Hole, Massachusetts 02543 USA;5. the Division of Hematology-Oncology, Department of Pediatrics, Childrens Hospital of Los Angeles, Los Angeles, California 90027 USA |