1. Division of Infectious Diseases, Department of Medicine, New York Medical College, Valhalla, New York.
2. American Lyme Disease Foundation, Lyme, Connecticut.
3. Lyme Borreliosis Unit, Health Protection Agency, Public Health Laboratory, Southampton General Hospital, United Kingdom.
4. Department of Neurology and Neuroscience, University of Medicine and Dentistry, New Jersey–New Jersey Medical School, Newark, New Jersey.
5. Department of Microbiology and Immunology, New York Medical College, Valhalla, New York.
6. Departments of Pediatrics, Epidemiology, and Public Health, and of Investigative Medicine, Yale University, New Haven, Connecticut.