title: [An apparent outbreak of rickettsial disease in Costa Rica, 1974].
mesh_terms: D003364:Costa Rica; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D008297:Male; D012282:Rickettsia Infections / Q000453:epidemiology*
vernacular_title: Un brote aparente de rickettsiosis en Costa Rica, 1974.