title: [Isolation of gram negative bacilli in the sputum of in-patients under long-term antibiotic treatment].
mesh_terms: D000900:Anti-Bacterial Agents / Q000008:administration & dosage*; D004352:Drug Resistance, Microbial; D004755:Enterobacteriaceae / Q000302:isolation & purification*; D006760:Hospitalization; D006801:Humans; D007709:Klebsiella / Q000302:isolation & purification; D011549:Pseudomonas / Q000302:isolation & purification*; D013183:Sputum / Q000382:microbiology*; D013997:Time Factors; D014397:Tuberculosis, Pulmonary / Q000188:drug therapy* / Q000382:microbiology
chemical_list: D000900:Anti-Bacterial Agents