[Occlusor frame for vision tests of school children].
D000550:Amblyopia / Q000175:diagnosis*; D002648:Child; D004864:Equipment and Supplies; D006801:Humans; D013285:Strabismus / Q000175:diagnosis*; D014787:Vision Tests / Q000600:supply & distribution*
AMBLYOPIA/diagnosis; STRABISMUS/diagnosis; VISION TESTS/equipment and supplies