[Epidemiological efficacy of live influenza vaccine during the A2 and B influenza outbreaks in 1962].
D006801:Humans; D007252:Influenza Vaccines / Q000627:therapeutic use*; D007251:Influenza, Human / Q000517:prevention & control*; D012426:Russia
D007252:Influenza Vaccines
Epidemiologicheskaia éffektivnost' zhivoĭ vaktsiny protiv grippa v period vspyshek grippa A2 i B v 1962 g.