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August 15, 2007

HPV Vaccines—Prophylactic, Not Therapeutic

Author Affiliations

Author Affiliation: National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia.

JAMA. 2007;298(7):805-806. doi:10.1001/jama.298.7.805

Two human papillomavirus (HPV) L1 viruslike particle (VLP) vaccines have been developed against HPV types 16 and 18—the 2 HPV types that account for about 70% of cervical cancers worldwide.1 Both vaccines have been found to have high prophylactic efficacy in large clinical trials.2-6