title: Legionnaires disease: rapid diagnosis by direct immunofluorescence of sputum: report of three sporadic cases.
mesh_terms: D000328:Adult; D005260:Female; D005455:Fluorescent Antibody Technique; D006801:Humans; D007877:Legionnaires' Disease / Q000175:diagnosis*; D008297:Male; D013183:Sputum / Q000382:microbiology*