[Epidemiological observation of the occurrence of mumps in the groups of children (author's transl)].
D002675:Child, Preschool; D003604:Czechoslovakia; D004196:Disease Outbreaks; D006801:Humans; D009107:Mumps / Q000175:diagnosis / Q000453:epidemiology*; D012578:Schools, Nursery
Epidemiologické sledování výskytu príusnic v dĕtských kolektivech.