4-Hydroxyglutethimide:PrThr:Pt:Ser/Plas:Ord
4-hydroxyglutethimide:prthr:pt:ser/plas:ord
4-Hydroxyglutethimide:Presence or Threshold:To identify measures at a point in time:Serum/Plasma:Ordinal
4-hydroxyglutethimide:presence or threshold:to identify measures at a point in time:serum/plasma:ordinal