1. Departments of Pathology and Microbiology-Immunology, State University of New York-Downstate Medical Center (SUNY-Downstate), Brooklyn, New York 11203.
2. Department of Pathology, State University of New York-Downstate Medical Center (SUNY-Downstate), Brooklyn, New York 11203.
3. Departments of Obstetrics and Gynecology and Preventive Medicine and Community Health, State University of New York-Downstate Medical Center (SUNY-Downstate), Brooklyn, New York 11203.