title: What is the role of upper airway bacterial cultures in patients with cystic fibrosis?
authors.forename: B W
authors.initials: BW
authors.lastname: Ramsey
mesh_terms: D001431:Bacteriological Techniques; D001992:Bronchoalveolar Lavage Fluid / Q000382:microbiology; D003550:Cystic Fibrosis / Q000382:microbiology*; D006801:Humans; D007223:Infant; D011237:Predictive Value of Tests; D011552:Pseudomonas Infections / Q000175:diagnosis / Q000382:microbiology*; D012141:Respiratory Tract Infections / Q000175:diagnosis / Q000382:microbiology*; D013183:Sputum / Q000382:microbiology; D013203:Staphylococcal Infections / Q000175:diagnosis / Q000382:microbiology*