title: Unusual epidemiologic and clinical manifestations of legionellosis: a review.
mesh_terms: D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D007876:Legionellosis / Q000175:diagnosis / Q000453:epidemiology*; D007877:Legionnaires' Disease / Q000175:diagnosis / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged