1. From the Department of Family Medicine and Pediatrics, University of Connecticut School of Medicine, University of Connecticut Health Center, Farmington, Connecticut; the
2. Department of Pediatrics, University of Connecticut School of Medicine, Connecticut Children's Medical Center, Hartford, Connecticut;
3. Private Practice, Danbury, Connecticut; the
4. Department of Laboratory Medicine, University of Connecticut Health Center, Farmington, Connecticut; and the
5. Department of Pediatrics, University of Minnesota School of Medicine, Minneapolis, Minnesota.