1. University of Texas Health Science Center, San Antonio, Texas
2. International Diabetes Center, Minneapolis, Minnesota
3. Pennington Biomedical Research Center, Baton Rouge, Louisiana
4. Mercury Street Medical, Butte, Montana
5. Center for Diabetes and Endocrine Care, University of Miami, Miami, Florida
6. Atlanta Diabetes Associates, Atlanta, Georgia
7. Division of Endocrinology, Emory University School of Medicine, Atlanta, Georgia