title: Severity of influenza (1969-70) in general practice and hospital.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D005194:Family Practice; D006761:Hospitals; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007251:Influenza, Human / Q000453:epidemiology*; D008875:Middle Aged; D012606:Scotland