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| | NEJM -- A Controlled Trial of a Human Papillomavirus Type 16 Vaccine |
 | | Address reprint requests to Dr. Koutsky at the HPV Research Group, 1914 N. 34th St., Suite 300, Seattle, WA 98103, or at kouts{at}u.washington.edu. |
 | | Viscidi, R. P., Schiffman, M., Hildesheim, A., Herrero, R., Castle, P. E., Bratti, M. C., Rodriguez, A. C., Sherman, M. E., Wang, S., Clayman, B., Burk, R. Seroreactivity to Human Papillomavirus (HPV) Types 16, 18, or 31 and Risk of Subsequent HPV Infection: Results from a Population-Based Study in Costa Rica. |
 | | Rathore, M. Human Papillomavirus (HPV) Intrafamilial Transmission to Children. |
| content.nejm.org /cgi/content/abstract/347/21/1645 (2379 words) |
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