1. Hematology and Oncology Division (F.T.A.), University of Texas Southwestern Medical Center, Dallas.
2. Department of Internal Medicine, Harold C. Simmons Comprehensive Cancer Center (F.T.A., V.G.Z.), University of Texas Southwestern Medical Center, Dallas.
3. Cardiology Division (D.T., V.G.Z.), University of Texas Southwestern Medical Center, Dallas.
4. Parkland Health and Hospital System, Dallas, TX (D.T., V.G.Z.).
5. Advanced Imaging Research Center (V.G.Z.), University of Texas Southwestern Medical Center, Dallas.