Study observation:Prid:Pt:Vitreous body.left:Nom:Slit lamp biomicroscopy
study observation:prid:pt:vitreous body.left:nom:slit lamp biomicroscopy
Study observation:Presence or Identity:To identify measures at a point in time:Vitreous body.left:Nominal:Slit lamp biomicroscopy
study observation:presence or identity:to identify measures at a point in time:vitreous body.left:nominal:slit lamp biomicroscopy