Affiliation: | a Medical Genetics Branch, National Human Genome Research Institute, Bethesda, MD b Intramural Program of the Office of Rare Diseases, Bethesda, MD c NEI, Bethesda, MD d University of Washington, Seattle e National Institutes of Health Clinical Center, Bethesda, MD f Molecular Imaging Program, National Cancer Institute, Bethesda, MD g Laboratory of Pathology, National Cancer Institute, Bethesda, MD h University of Alabama, Birmingham, AL i National Institute of Diabetes and Digestive and Kidney Diseases, Bethesda, MD j Leeds Institute of Molecular Medicine, Leeds, UK |