1. Texas Diabetes Institute, San Antonio, Texas
2. University of Texas Health Science Center, San Antonio, Texas
3. Phoenix VA Health Care System, Phoenix, Arizona
4. College of Nursing & Health Innovation, Arizona State University, Phoenix, Arizona
5. State University of New York Health Science Center at Brooklyn, Brooklyn, New York
6. Pennington Biomedical Research Center, Louisiana State University, Baton Rouge, Louisiana
7. Keck School of Medicine, University of Southern California, Los Angeles, California
8. Division of Endocrinology and Metabolism, Georgetown University, Washington, DC
9. Cardiometabolic Risk Unit, Institute of Clinical Physiology, Pisa, Italy
10. VA San Diego Healthcare System, San Diego, California
11. University of California at San Diego, La Jolla, California
12. Division of Endocrinology, Diabetes and Metabolism, University of Tennessee, Memphis, Tennessee
13. Medstar Research Institute, Hyattsville, Maryland.