The 1957 pandemic of influenza in India.
D006801:Humans; D015994:Incidence; D007194:India; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000453:epidemiology*; D032541:Mass Vaccination; D058873:Pandemics; D012574:Schools
D007252:Influenza Vaccines
INFLUENZA/epidemiology