Factors associated with human papillomavirus vaccine-series initiation and healthcare provider recommendation in US adolescent females: 2007 National Survey of Children's Health

► Cross-sectional analysis of the 2007 National Survey of Children's Health. ► Examined factors associated with HPV vaccine-series initiation and recommendation. ► Physician recommendation was associated with HPV vaccine-series initiation. ► African-American race was associated with no HPV vaccine recommendation by HCPs. ► Routine physician recommendation of the HPV vaccine may improve vaccination rates.