1. Touchstone Diabetes Center, Departments of Internal Medicine (J.P., P.E.S.), University of Texas Southwestern Medical Center, Dallas, Texas 75390
2. Surgery (D.M.E.), University of Texas Southwestern Medical Center, Dallas, Texas 75390
3. Simmons Cancer (D.M.E., P.E.S.), University of Texas Southwestern Medical Center, Dallas, Texas 75390
4. Cell Biology (P.E.S.), University of Texas Southwestern Medical Center, Dallas, Texas 75390