1. Departments of Pathology & Immunology, Pediatrics and Medicine; Baylor College of Medicine; Houston TX USA
2. Department of Obstetrics and Gynecology, Division of Maternal-Fetal Medicine; Baylor College of Medicine and Texas Children's Hospital; Houston TX USA
3. Departments of Pathology & Immunology and Pediatrics; Baylor College of Medicine; Houston TX USA
4. Division of Transfusion Medicine & Coagulation; Texas Children's Hospital; Houston TX USA