Ova & parasites:Prid:Pt:Duod fld/Gast fld:Nom:Microscopy.light
ova & parasites:prid:pt:duod fld/gast fld:nom:microscopy.light
Ova & parasites:Presence or Identity:To identify measures at a point in time:Duodenal fluid/Gastric fluid/contents:Nominal:Microscopy.light
ova & parasites:presence or identity:to identify measures at a point in time:duodenal fluid/gastric fluid/contents:nominal:microscopy.light