The epidemiology of leptospirosis in Portugal.
Pereira
M C
MC
Instituto de Higiene e Medicina Tropical (Laboratório de Leptospiras, Lisboa, Portugal.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology; D004197:Disease Reservoirs; D006801:Humans; D007922:Leptospirosis / Q000453:epidemiology*; D011174:Portugal