title: Urine catecholamine excretion in long-term oral theophylline use.
authors.affiliation: Department of Clinical Chemistry, Royal Hallamshire Hospital, Sheffield, UK.
authors.forename: K
authors.initials: K
authors.lastname: Page
authors.forename: J
authors.initials: J
authors.lastname: Massey
mesh_terms: D000284:Administration, Oral; D000328:Adult; D000368:Aged; D002395:Catecholamines / Q000652:urine*; D004334:Drug Administration Schedule; D004837:Epinephrine / Q000652:urine; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009638:Norepinephrine / Q000652:urine; D013806:Theophylline / Q000008:administration & dosage* / Q000627:therapeutic use
chemical_list: D002395:Catecholamines; D013806:Theophylline; D009638:Norepinephrine; D004837:Epinephrine