title: The concentration of antibiotics in sinus secretions. Ampicillin, cephradine and erythromycinestolate.
mesh_terms: D000667:Ampicillin / Q000032:analysis / Q000378:metabolism* / Q000627:therapeutic use; D002511:Cephalosporins / Q000032:analysis / Q000378:metabolism* / Q000627:therapeutic use; D004917:Erythromycin / Q000032:analysis / Q000378:metabolism* / Q000627:therapeutic use; D006801:Humans; D008443:Maxillary Sinus / Q000378:metabolism*; D012852:Sinusitis / Q000188:drug therapy*
chemical_list: D002511:Cephalosporins; D004917:Erythromycin; D000667:Ampicillin