title: [Comparison of spectrophotometry methods of determining levels of theophylline in serum and their importance in clinical practice].
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013053:Spectrophotometry / Q000379:methods*; D013806:Theophylline / Q000097:blood*
chemical_list: D013806:Theophylline
vernacular_title: Srovnání spektrofotometrických metod urcování koncentrace teofylinu v séru a jejich význam pro klinickou praxi.