Usefulness of gram stain and routine and quantitative culture of sputum in patients with and without acute respiratory infection.
D000208:Acute Disease; D001431:Bacteriological Techniques; D006801:Humans; D012141:Respiratory Tract Infections / Q000382:microbiology*; D013183:Sputum / Q000382:microbiology*; D013194:Staining and Labeling