Undernotification of whooping cough.
Evans
M R
MR
D018563:Disease Notification; D004739:England / Q000453:epidemiology; D005194:Family Practice; D005260:Female; D006801:Humans; D008297:Male; D014852:Wales / Q000453:epidemiology; D014917:Whooping Cough / Q000453:epidemiology*