1. Pennington Biomedical Research Center; Louisiana State University; Baton Rouge; LA; USA
2. Florida Hospital and Sanford-Burnam Research Institute; Orlando; FL; USA
3. SUNY Health Science Center at Brooklyn; Brooklyn; NY; USA
4. Texas Diabetes Institute and University of Texas Health Science Center; San Antonio; TX; USA
5. Division of Endocrinology and Metabolism; Georgetown University; Washington; DC; USA
6. University of Southern California, Keck School of Medicine; Los Angeles; CA; USA
7. VA San Diego Healthcare System, University of California at San Diego; San Diego; CA; USA
8. Division of Endocrinology, Diabetes, and Metabolism; University of Tennessee; Memphis; TN; USA
9. Medstar Research Institute; Hyattsville; MD; USA
10. Phoenix Veterans Affairs (VA) Health Care System; Phoenix; AZ; USA