Xanthurenate+Kynurenate:PrThr:24H:Urine:Ord
xanthurenate+kynurenate:prthr:24h:urine:ord
Xanthurenate+Kynurenate:Presence or Threshold:24 hours:Urine:Ordinal
xanthurenate+kynurenate:presence or threshold:24 hours:urine:ordinal