Follow up immunogenicity of a mixed vaccination schedule with one dose of nonavalent and one dose of bivalent HPV vaccines 36 months post-vaccination among boys and girls.
BACKGROUND Following up on previously published short-term findings, we assessed the persistence of the immune response at 36 months following mixed-HPV vaccination schedules using one nonavalent (9vHPV) dose and one bivalent (2vHPV) dose (administered interchangeably) compared to a homologous two-dose 9vHPV schedule....