Modification of commercial assay kits is justified.
Beck
O
O
Lafolie
P
P
Hjemdahl
P
P
D001569:Benzodiazepines / Q000652:urine; D006801:Humans; D011933:Reagent Kits, Diagnostic / Q000592:standards*
D011933:Reagent Kits, Diagnostic; D001569:Benzodiazepines