Leptospirosis: ecology, epidemiology and prophylactic measures.
D000349:Africa; D000818:Animals; D001208:Asia; D001315:Australia; D004199:Disease Vectors; D004463:Ecology; D005060:Europe; D006801:Humans; D007919:Leptospira / Q000302:isolation & purification; D007922:Leptospirosis / Q000175:diagnosis / Q000453:epidemiology* / Q000517:prevention & control; D009656:North America; D013020:South America