title: Quantitative culture and gram stain of sputum in pneumonia.
mesh_terms: D001424:Bacterial Infections / Q000175:diagnosis*; D001431:Bacteriological Techniques; D006801:Humans; D011014:Pneumonia / Q000382:microbiology*; D013183:Sputum / Q000382:microbiology*; D013194:Staining and Labeling / Q000379:methods*