Observation:Prid:Pt:Cornea/Conjunctiva:Nom:Gram stain
observation:prid:pt:cornea/conjunctiva:nom:gram stain
Observation:Presence or Identity:To identify measures at a point in time:Cornea/Conjunctiva:Nominal:Gram stain
observation:presence or identity:to identify measures at a point in time:cornea/conjunctiva:nominal:gram stain