RT Journal A1 Widdice LE, Brown DR, Bernstein DI, et al T1 PRevalence of human papillomavirus infection in young women receiving the first quadrivalent vaccine dose JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2012 FD August 1 VO 166 IS 8 SP 774 OP 776 DO 10.1001/archpediatrics.2012.586 UL http://dx.doi.org/10.1001/archpediatrics.2012.586 AB The objective of this study was to determine human papillomavirus (HPV) prevalence and identify factors associated with infection in sexually experienced and inexperienced females initiating HPV vaccination.