Hemoglobin.free:PrThr:Pt:CSF:Ord
hemoglobin.free:prthr:pt:csf:ord
Hemoglobin.free:Presence or Threshold:To identify measures at a point in time:Cerebral spinal fluid:Ordinal
hemoglobin.free:presence or threshold:to identify measures at a point in time:cerebral spinal fluid:ordinal