Tetrahydrocannabinol:PrThr:Pt:Urine:Ord:Screen>50 ng/mL
tetrahydrocannabinol:prthr:pt:urine:ord:screen>50 ng/ml
Tetrahydrocannabinol Screen method >50 ng/mL Ql (U)
tetrahydrocannabinol screen method >50 ng/ml ql (u)