1. Weight Control and Diabetes Research Center, The Miriam Hospital and Brown Medical School; Providence Rhode Island USA
2. Department of Biostatistical Sciences; Wake Forest University School of Medicine; Winston-Salem North Carolina USA
3. Johns Hopkins Bloomberg School of Public Health; Baltimore Maryland USA
4. University of Alabama at Birmingham; Birmingham Alabama USA
5. Baylor College of Medicine; Houston Texas USA
6. University of Minnesota; Minneapolis Minnesota USA
7. The University of Tennessee Health Science Center; Memphis Tennessee USA
8. Southwest American Indian Center; Phoenix AZ USA
9. St. Luke's-Roosevelt Hospital Center; New York USA
10. University of Arkansas for Medical Sciences; Little Rock Arkansas USA