Participatory implementation science to enhance knowledge and build the capacity to increase the uptake and sustainability of HPV vaccination among girls in Nigeria. - Kalulu P; Olusanya OA; Salako A; Obodoechina N; Afadapa MA; Ojo T; Akinsolu FT; Ogbeh J; Nwaozuru U; Xian H; Musa AZ; Gbaja-Biamila T; et al. (Journal of health, population, and nutrition, 2025)