[ON PROGRESSIVE FACTORS OF THE EPIDEMIC PROCESS IN LEPTOSPIROSIS FOCI IN THE LOWER KUBAN RIVER AREA].
D000818:Animals; D058872:Epidemics; D004813:Epidemiology; D006801:Humans; D007922:Leptospirosis; D045483:Rivers; D014586:USSR; D015047:Zoonoses
EPIDEMIOLOGY; LEPTOSPIROSIS; USSR; ZOONOSES
O DVIZHUSHCHIKH FAKTORAKH 'EPIDEMICHESKOGO PROTESSA V LEPTOSPIROZNYKH OCHAGAKH NIZOVI I KUBANI.