Acetaldehyde+Paraldehyde:PrThr:Pt:Ser/Plas:Ord
acetaldehyde+paraldehyde:prthr:pt:ser/plas:ord
Acetaldehyde+Paraldehyde:Presence or Threshold:To identify measures at a point in time:Serum/Plasma:Ordinal
acetaldehyde+paraldehyde:presence or threshold:to identify measures at a point in time:serum/plasma:ordinal