title: Comments on Baird and Sadovnick's "Mental retardation in over half-a-million consecutive livebirths: an epidemiological study".
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001955:British Columbia; D002648:Child; D002675:Child, Preschool; D006301:Health Services Needs and Demand; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008607:Intellectual Disability / Q000175:diagnosis / Q000453:epidemiology*; D008875:Middle Aged; D012042:Registries