1. National Cancer Institute. HPV and cancer. National Institutes of Health, U.S. Department of Health and Human Services. https://www.cancer.gov/about-cancer/causes-prevention/risk/infectious-agents/hpv-and-cancer. Updated January 22, 2021. Accessed May 14, 2021.
2. Division of Cancer Prevention and Control. HPV and cancer: how many cancers are linked with HPV each year? Centers for Disease Control and Prevention. https://www.cdc.gov/cancer/hpv/statistics/cases.htm. Updated September 3, 2020. Accessed June 2, 2021.
3. Office of Disease Prevention and Health Promotion. Increase the proportion of adolescents who get recommended doses of the HPV vaccine—IID‑08. U.S. Department of Health and Human Services. https://health.gov/healthypeople/objectives-and-data/browse-objectives/vaccination/increase-proportion-adolescents-who-get-recommended-doses-hpv-vaccine-iid-08. Published 2018. Accessed June 2, 2021.
4. National, Regional, State, and Selected Local Area Vaccination Coverage Among Adolescents Aged 13–17 Years — United States, 2019