Chromosome X aneuploidy:PrThr:Pt:Amnio fld/CVS:Ord:FISH
chromosome x aneuploidy:prthr:pt:amnio fld/cvs:ord:fish
Chromosome X aneuploidy:Presence or Threshold:To identify measures at a point in time:Amniotic fluid/CVS:Ordinal:FISH
chromosome x aneuploidy:presence or threshold:to identify measures at a point in time:amniotic fluid/cvs:ordinal:fish