[Typhus abdominalis and its relation to age, sex, environment and seasons during 1946 40].
D004777:Environment; D011044:Poland; D012621:Seasons; D014435:Typhoid Fever / Q000453:epidemiology*; D014438:Typhus, Epidemic Louse-Borne
TYPHOID FEVER/epidemiology
Dur brzuszny w zale1zności od wieku, płci, środowiska i sezonu w latach 1946-1950.