Choriogonadotropin.beta subunit:PrThr:Pt:Urine:Ord
choriogonadotropin.beta subunit:prthr:pt:urine:ord
Choriogonadotropin.beta subunit:Presence or Threshold:To identify measures at a point in time:Urine:Ordinal
choriogonadotropin.beta subunit:presence or threshold:to identify measures at a point in time:urine:ordinal