title: Development of a staging system for the menopause transition: a work in progress.
authors.forename: Michael R
authors.initials: MR
authors.lastname: Soules
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008593:Menopause; D008597:Menstrual Cycle / Q000097:blood / Q000502:physiology*; D008875:Middle Aged