title: Ovaries and menstrual cycles in adolescence.
mesh_terms: D000293:Adolescent; D005260:Female; D006801:Humans; D008598:Menstruation; D009929:Organ Size; D006080:Ovarian Follicle / Q000166:cytology; D010053:Ovary / Q000033:anatomy & histology* / Q000166:cytology / Q000502:physiology; D010060:Ovulation