1. Laboratory for the Study of Hereditary and Metabolic Disorders and the Departments of Biological Chemistry and Medicine, University of Utah College of Medicine, Salt Lake City, Utah, and the Department of Pediatrics, Stanford University School of Medicine, Palo Alto, Calif.
2. Present address: Associate Professor of of Biochemistry, Duke University School of Medicine, Durham, N.C.
3. American Cancer Society, 1959-1961; Fellow in Biochemistry, University of Utah College of Medicine, Salt Lake City, Utah.
4. Present address: Assistant Professor of Pediatrics, Stanford University Medical Center, Palo Alto, Calif.