[On the stability of vaccinal immunity in those vaccinated with live vaccine against parotitis].
D002648:Child; D002675:Child, Preschool; D006801:Humans; D009107:Mumps / Q000453:epidemiology / Q000517:prevention & control*; D013997:Time Factors; D014611:Vaccination
O stoĭkosti privivochnogo immuniteta u privitykh zhivoĭ vaktsinoĭ protiv parotita.