1. Department of Obstetrics and Gynecology, University of Washington, Seattle, Washington, USA
2. Washington National Primate Research Center, University of Washington, Seattle, Washington, USA
3. Chlamydia Reference Laboratory, University of Washington, Seattle, Washington, USA
4. Laboratory of Bacteriology, Rocky Mountain Laboratories, National Institute of Allergy and Infectious Diseases, Hamilton, Montana, USA
5. Laboratory of Virology, National Institute of Allergy and Infectious Diseases, Hamilton, Montana, USA
6. Laboratory of Clinical Immunology and Microbiology, National Institute of Allergy and Infectious Diseases, Bethesda, Maryland, USA