title: Office measurement of serum theophylline.
mesh_terms: D001249:Asthma / Q000097:blood*; D002648:Child; D006801:Humans; D011933:Reagent Kits, Diagnostic; D013806:Theophylline / Q000493:pharmacokinetics*
chemical_list: D011933:Reagent Kits, Diagnostic; D013806:Theophylline