1. Departments of Internal Medicine/Cardiology (S.R.A., I.M.-M., J.W., F.X., H.A.S.), University of Texas Southwestern Medical Center, Dallas.
2. Radiation Oncology, Molecular Biology (H.A.S.), University of Texas Southwestern Medical Center, Dallas.
3. Biophysics (H.A.S.), University of Texas Southwestern Medical Center, Dallas.
4. Center for Regenerative Science and Medicine (H.A.S.), University of Texas Southwestern Medical Center, Dallas.