5-Methyltetrahydrofolate:PrThr:Pt:CSF:Ord
5-methyltetrahydrofolate:prthr:pt:csf:ord
5-Methyltetrahydrofolate:Presence or Threshold:To identify measures at a point in time:Cerebral spinal fluid:Ordinal
5-methyltetrahydrofolate:presence or threshold:to identify measures at a point in time:cerebral spinal fluid:ordinal