1. Division of Cardiology; Emory University School of Medicine; Atlanta Georgia
2. Department of Pathology and Laboratory Medicine; Center for Transfusion and Cellular Therapies; Emory University School of Medicine; Atlanta Georgia
3. Department of Pharmacology; Louisiana State University Health Sciences Center; New Orleans Louisiana
4. National Center on Birth Defects and Developmental Disabilities; Division of Blood Disorders; Centers for Disease Control and Prevention; Atlanta Georgia