title: Age-dependent changes of renal excretion of theophylline in asthmatic children.
authors.forename: K
authors.initials: K
authors.lastname: Ueno
authors.forename: K
authors.initials: K
authors.lastname: Tanaka
authors.forename: M
authors.initials: M
authors.lastname: Shiokawa
authors.forename: Y
authors.initials: Y
authors.lastname: Horiuchi
mesh_terms: D000284:Administration, Oral; D000375:Aging / Q000652:urine*; D001249:Asthma / Q000652:urine*; D001991:Bronchitis / Q000652:urine*; D002675:Child, Preschool; D002908:Chronic Disease; D003692:Delayed-Action Preparations; D005260:Female; D006801:Humans; D008297:Male; D008657:Metabolic Clearance Rate; D013806:Theophylline / Q000008:administration & dosage / Q000097:blood / Q000652:urine*
chemical_list: D003692:Delayed-Action Preparations; D013806:Theophylline