1. Section on Human Biochemical Genetics, Medical Genetics Branch, and
2. Office of the Clinical Director, National Human Genome Research Institute, National Institutes of Health, Bethesda, MD;
3. Viral Immunology and Intravital Imaging Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD;
4. Department of Pathology, Mortimer B. Zuckerman Research Center, Memorial Sloan Kettering Cancer Center, New York, NY;
5. Laboratory of Pathology, Center for Cancer Research, National Cancer Institute, National Institutes of Health, Bethesda, MD;
6. Laboratory of Diagnostic Radiology Research, Warren Grant Magnuson Clinical Center, National Institutes of Health, Bethesda, MD;
7. Cardiovascular and Pulmonary Branch, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD;
8. Dental Consult Service, National Institute of Dental and Craniofacial Research, National Institutes of Health, Bethesda, MD; and
9. Human Oncology and Pathogenesis Program and
10. Leukemia Service, Department of Medicine, Mortimer B. Zuckerman Research Center, Memorial Sloan Kettering Cancer Center, New York, NY