title: Clinical efficacy of the new quinolones in lower respiratory infections.
mesh_terms: D000368:Aged; D000890:Anti-Infective Agents / Q000494:pharmacology / Q000627:therapeutic use*; D001419:Bacteria / Q000187:drug effects / Q000302:isolation & purification; D002939:Ciprofloxacin / Q000627:therapeutic use; D015365:Enoxacin / Q000627:therapeutic use; D006801:Humans; D008826:Microbial Sensitivity Tests; D008875:Middle Aged; D015242:Ofloxacin / Q000627:therapeutic use; D015366:Pefloxacin / Q000627:therapeutic use; D012141:Respiratory Tract Infections / Q000188:drug therapy*; D013183:Sputum / Q000382:microbiology*
chemical_list: D000890:Anti-Infective Agents; D015366:Pefloxacin; D015365:Enoxacin; D002939:Ciprofloxacin; D015242:Ofloxacin