title: [Human brucellosis in Leon province. Evolution of the disease in the years 1950-1970].
mesh_terms: D000818:Animals; D002006:Brucellosis / Q000453:epidemiology*; D002007:Brucellosis, Bovine / Q000453:epidemiology; D002417:Cattle; D005260:Female; D006801:Humans; D008297:Male; D012189:Retrospective Studies; D012424:Rural Population; D012737:Sex Factors; D013030:Spain
vernacular_title: La brucellosis humana en la provincia de león. Evolución de la enfermedad en los años 1950-1970.