Cell growth:PrThr:Pt:Amniocytes:Ord:Tissue culture
cell growth:prthr:pt:amniocytes:ord:tissue culture
Cell growth:Presence or Threshold:To identify measures at a point in time:Amniocytes:Ordinal:Tissue culture
cell growth:presence or threshold:to identify measures at a point in time:amniocytes:ordinal:tissue culture