Harmon J T, Greco N J, Jamieson G A
National Institutes of Diabetes and Digestive and Kidney Diseases, Division of Diabetes, Endocrinology, and Metabolic Diseases, National Institutes of Health, Bethesda, Maryland 20892.
Methods Enzymol. 1992;215:32-6. doi: 10.1016/0076-6879(92)15050-m.