title: [Status of transtracheal aspiration in the diagnosis of etiologically unsolved pneumonia].
mesh_terms: D001424:Bacterial Infections / Q000382:microbiology*; D001431:Bacteriological Techniques / Q000295:instrumentation; D006801:Humans; D011014:Pneumonia / Q000382:microbiology*; D013183:Sputum / Q000382:microbiology; D014132:Trachea / Q000382:microbiology*
vernacular_title: Die Stellung der transtrachealen Aspiration in der Diagnostik der ätiologisch ungeklärten Pneumonie.