Antibiotics in sinus secretions.
D001980:Bronchi / Q000378:metabolism*; D001991:Bronchitis / Q000188:drug therapy* / Q000378:metabolism; D006801:Humans; D010118:Oxytetracycline / Q000032:analysis*; D013183:Sputum / Q000032:analysis*; D013752:Tetracycline / Q000032:analysis*
D013752:Tetracycline; D010118:Oxytetracycline