4-Hydroxyphenylpyruvate:PrThr:Pt:Urine:Ord
4-hydroxyphenylpyruvate:prthr:pt:urine:ord
4-Hydroxyphenylpyruvate:Presence or Threshold:To identify measures at a point in time:Urine:Ordinal
4-hydroxyphenylpyruvate:presence or threshold:to identify measures at a point in time:urine:ordinal