Simultaneous insulin study, thyroidal uptake and scan using a single dose of insulin I-131.

Oklahoma City, Oklahoma. This investigation was supported in part by U. S. Public Health Service Research Grant No. FR-62 from the Clinical Research Centers Branch. t Fellow in Pediatric Endocrinology and Metabolism under sponsorship of The National Institute of Child Health and Human Dcvelopment. Grant No. Tl-HD-oo64-o3. Chief, Section of Radioisotopes and Nuclear Medicine, Department of Radiology.