title: Bone-density testing interval and transition to osteoporosis.
authors.forename: Angela M
authors.initials: AM
authors.lastname: Cheung
authors.forename: Alexandra
authors.initials: A
authors.lastname: Papaioannou
mesh_terms: D015519:Bone Density; D001851:Bone Diseases, Metabolic / Q000175:diagnosis*; D005260:Female; D006801:Humans; D010024:Osteoporosis / Q000175:diagnosis*