title: [No long-term effect on pathogen load].
mesh_terms: D006801:Humans; D017963:Azithromycin / Q000627:therapeutic use; D058491:Bacterial Load; D004318:Doxycycline / Q000627:therapeutic use; D024841:Fluoroquinolones / Q000627:therapeutic use; D000077266:Moxifloxacin; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy / Q000382:microbiology; D013183:Sputum / Q000382:microbiology
chemical_list: D017963:Azithromycin; D004318:Doxycycline; D024841:Fluoroquinolones; D000077266:Moxifloxacin