Denne kohorte inkluderede kun kvinder, som var HPV DNA- negative og seronegative over for de relevante HPV- typer (HPV- 16 eller HPV- 18) ved inklusionen, og som havde fået mindst 1 dosis Cervarix eller kontrolvaccinen.
This cohort included only women who were HPV DNA negative and seronegative to the relevant HPV type (HPV-16 or HPV-18) at study entry and had received at least one dose of Cervarix or the control.