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. 2020 Jun 29;174(9):1–7. doi: 10.1001/jamapediatrics.2020.1852

Figure. Human Papillomavirus Vaccination Initiation for Policy and Control States by Sex: National Immunization Survey–Teen, 2008-2017.

Figure.

A, Virginia enacted the policy for girls in October 2008. To be conservative, 2009 was used as the postpolicy marker for girls. B, The District of Columbia enacted policy for girls and boys in January 2009 and the 2014-2015 academic school year, respectively. To be conservative, 2009 and 2015 were used as the postpolicy marker for girls and boys, respectively. C, Rhode Island implemented policy for girls and boys in August 2015. To be conservative, 2016 was used as the postpolicy marker for both sexes.