An Exploratory Study of Menstruation and Menstrual Hygiene Knowledge Among Adolescents in Urban and Rural Secondary Schools in Cross River State, Nigeria. AJBR [Internet]. 30 september 2020 [citerad 26 april 2026];23(3):321-6. Tillgänglig vid: https://ojshostng.com/index.php/ajbr/article/view/494