Propoxyphene+Norpropoxyphene:PrThr:Pt:Urine:Ord:Screen
propoxyphene+norpropoxyphene:prthr:pt:urine:ord:screen
Propoxyphene+Norpropoxyphene:Presence or Threshold:To identify measures at a point in time:Urine:Ordinal:Screen
propoxyphene+norpropoxyphene:presence or threshold:to identify measures at a point in time:urine:ordinal:screen