1. Department of Pediatrics, The University of Oklahoma, Tulsa School of Community Medicine, Children’s Hospital at Saint Francis, Division of Hospital Pediatrics and Pediatric Infectious Diseases, 4502 East 41st Street, 2A-31, Tulsa, OK 74135, USA
2. Department of Clinical and Anatomic Pathology, Children’s Hospital at Saint Francis, 2738 East 51st Street, Suite 290, Tulsa, OK 74136, USA