Observation:Prid:Pt:Tiss:Nom:Microscopy.electron.thin section
observation:prid:pt:tiss:nom:microscopy.electron.thin section
Observation:Presence or Identity:To identify measures at a point in time:Tissue, unspecified:Nominal:Microscopy.electron.thin section
observation:presence or identity:to identify measures at a point in time:tissue, unspecified:nominal:microscopy.electron.thin section