Immunogenicity and Safety of the 9-valent Human Papillomavirus (HPV) Vaccine Administered as 2-Dose or 3-Dose Regimens in Japanese Boys and Girls Aged 9-15 Years.
A phase III open-label study evaluated the immunogenicity and safety of the 9-valent human papillomavirus (9vHPV) vaccine in Japanese boys and girls. Japanese boys aged 9-15 years (n = 105) received a 3-dose (Day 1, Month 2, and Month 6) regimen; Japanese boys (n = 104) and girls aged 9-14 years (n = 105) received a 2-...