title: The epidemiology of Down's syndrome.
authors.affiliation: Cytogenetics Unit, State Health Laboratory, Brisbane, QLD.
authors.forename: J A
authors.initials: JA
authors.lastname: Bell
mesh_terms: D004314:Down Syndrome / Q000453:epidemiology* / Q000209:etiology; D004781:Environmental Exposure; D005192:Family Health; D005260:Female; D014943:Global Health; D006801:Humans; D015994:Incidence; D008297:Male; D013029:Space-Time Clustering