1. International Diabetes Center, HealthPartners Institute, Minneapolis, Minnesota, USA.
2. Yale University School of Medicine Pediatric Endocrinology, New Haven, Connecticut, USA.
3. University of South Florida Diabetes and Endocrinology, Tampa, Florida, USA.
4. Barbara Davis Center of Childhood Diabetes, Aurora, Colorado, USA.
5. Division of Metabolism, Endocrinology and Diabetes, University of Michigan, Ann Arbor, Michigan, USA.
6. Atlanta Diabetes Associates, Atlanta, Georgia, USA.
7. Rocky Mountain Diabetes and Osteoporosis Center, Idaho Falls, Idaho, USA.
8. Rainier Clinical Research Center, Renton, Washington, USA.
9. SoCal Diabetes, Torrance, California, USA.
10. Diabetes and Glandular Disease Clinic, San Antonio, Texas, USA.
11. Arkansas Diabetes and Endocrinology Center, Little Rock, Arkansas, USA.
12. Endocrine Research Solutions, Inc., Roswell, Georgia, USA.
13. Scripps Whittier Diabetes Institute, La Jolla, California, USA.
14. Diablo Clinical Research Center, Walnut Creek, California, USA.
15. Medtronic, Northridge, California, USA.