title: A comparative trial of amoxycillin and oxytetracycline in chronic bronchitis.
mesh_terms: D000328:Adult; D000588:Amines / Q000627:therapeutic use; D001991:Bronchitis / Q000188:drug therapy*; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D003967:Diarrhea / Q000139:chemically induced; D004417:Dyspnea; D005260:Female; D006801:Humans; D008297:Male; D010118:Oxytetracycline / Q000009:adverse effects / Q000627:therapeutic use*; D010400:Penicillin G / Q000008:administration & dosage / Q000009:adverse effects; D010406:Penicillins / Q000627:therapeutic use*; D013183:Sputum
chemical_list: D000588:Amines; D010406:Penicillins; D010400:Penicillin G; D010118:Oxytetracycline