Calcium oxalate dihydrate crystals:PrThr:Pt:Urine sed:Ord
calcium oxalate dihydrate crystals:prthr:pt:urine sed:ord
Calcium oxalate dihydrate crystals:Presence or Threshold:To identify measures at a point in time:Urine sediment:Ordinal
calcium oxalate dihydrate crystals:presence or threshold:to identify measures at a point in time:urine sediment:ordinal