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. 2008 Winter;1(1):2–10.

Figure 1.

Figure 1

Cumulative incidence of human papillomavirus (HPV) infection from time of first sexual intercourse (n = 94) among women in Washington State, 1990–2000. Vertical bars, 95% confidence intervals at 12, 24, 36, 48, and 60 months. Reprinted with permission from Winer RL et al., “Genital human papillomavirus infection: incidence and risk factors in a cohort of female university students,” American Journal of Epidemiology, 2003, Volume 157, Number 3, pp. 218–226, by permission of Oxford University Press.