1. Program in Nutritional Metabolism and Neuroendocrine Unit, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts
2. Department of Pediatrics, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts
3. Clinical Research Center, Massachusetts General Hospital, Boston, Massachusetts
4. Biostatistics Center, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts
5. Department of Radiology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts
6. Kowa Pharmaceuticals America, Montgomery, Alabama