Chlamydophila psittaci:PrThr:Pt:Placenta:Ord:Microscopy.electron
chlamydophila psittaci:prthr:pt:placenta:ord:microscopy.electron
Chlamydophila psittaci:Presence or Threshold:To identify measures at a point in time:Placenta:Ordinal:Microscopy.electron
chlamydophila psittaci:presence or threshold:to identify measures at a point in time:placenta:ordinal:microscopy.electron