1. Departments of Pediatrics,
2. Microbiology and Immunology,
3. Ann & Robert H. Lurie Children’s Hospital of Chicago, Illinois;
4. Department of Microbiology/Immunology, Loyola University Stritch School of Medicine, Maywood, Illinois;
5. Preventive Medicine, and
6. Pathology, Northwestern University Feinberg School of Medicine, Chicago, Illinois;
7. Department of Medicine (Cardiology), Albert Einstein College of Medicine, Bronx, New York