[Epidemiological effectiveness of live influenza vaccine during A2 and B influenza outbreaks in 1962].
D004196:Disease Outbreaks; D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000517:prevention & control*; D014586:USSR
D007252:Influenza Vaccines
Epidemiologicheskaia éffektivnost' zhivoĭ vaktsiny protiv grippa v period vspyshek gripa A2 i B v 1962 r.