Early detection of potentially blinding conditions.
D000328:Adult; D001766:Blindness / Q000517:prevention & control*; D002675:Child, Preschool; D005060:Europe; D005128:Eye Diseases / Q000175:diagnosis; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged