11-Hydroxy delta-9 tetrahydrocannabinol:MCnc:Pt:Ser/Plas:Qn
11-hydroxy delta-9 tetrahydrocannabinol:mcnc:pt:ser/plas:qn
11-Hydroxy delta-9 tetrahydrocannabinol [Mass/volume] in Serum or Plasma
11-hydroxy delta-9 tetrahydrocannabinol [mass/volume] in serum or plasma