1. Department of Internal Medicine; University of Texas Southwestern Medical Center; Dallas TX USA
2. Department of Pathology; University of Texas Southwestern Medical Center; Dallas TX USA
3. Department of Immunology; University of Texas Southwestern Medical Center; Dallas TX USA
4. Department of Pediatrics; University of Texas Southwestern Medical Center; Dallas TX USA
5. Department of Pathology; Baylor University Medical Center at Dallas; TX USA
6. Renal Path Diagnostics; Pathologists BioMedical Laboratories; Lewisville TX USA