1. Genital HPV infection—Fact sheet,2012
2. Quadrivalent human papillomavirus vaccine: Recommendations of the Advisory Committee on Immunization Practices (ACIP);Markowitz;MMWR,2007
3. Recommendations on the use of quadrivalent human papillomavirus vaccine in males—Advisory Committee on Immunization Practices (ACIP), 2011;MMWR Morb Mortal Wkly Rep,2011
4. National and state vaccination coverage among adolescents aged 13 through 17 years—United States, 2010;MMWR,2011
5. Coverage among adolescents aged 13–17 years— United States, 2011;MMWR,2012