[Preliminary results of the study with a live measles vaccine from the Leningrad-4 strain].
D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D008458:Measles Vaccine; D013223:Statistics as Topic; D014586:USSR; D014611:Vaccination
D008458:Measles Vaccine
Predvaritel'nye rezultaty po izucheniiu zhivoĭ vaktsiny iz shtamma Leningrad-4.