[CONTRIBUTIONS TO THE STUDY OF THE EPIDEMIC OF INFLUENZA OF FEBRUARY-MARCH, 1962].
D058872:Epidemics; D004813:Epidemiology; D006801:Humans; D007251:Influenza, Human; D012106:Research; D012383:Romania
EPIDEMIOLOGY; INFLUENZA; RUMANIA
CONTRIBU TII LA STUDIUL EPIDEMIEI DE GRIP A DIN FEBRUARIE-MARTIE 1962.