[1] Danish Canc Soc Res Ctr, Unit Virus Lifestyle & Genes, DK-2100 Copenhagen, Denmark
[2] Danish Canc Soc Res Ctr, Unit Stat Bioinformat & Registry, DK-2100 Copenhagen, Denmark
[3] Univ Copenhagen, Hvidovre Hosp, Dept Obstet & Gynecol, DK-2650 Hvidovre, Denmark
[4] Univ Copenhagen, Rigshosp, Dept Obstet & Gynecol, DK-2100 Copenhagen, Denmark