Carboxy tetrahydrocannabinol:PrThr:Pt:XXX:Ord
carboxy tetrahydrocannabinol:prthr:pt:xxx:ord
Carboxy tetrahydrocannabinol:Presence or Threshold:To identify measures at a point in time:Not specified:Ordinal
carboxy tetrahydrocannabinol:presence or threshold:to identify measures at a point in time:not specified:ordinal