[Studies on suppression. I. About apparatus of four polaroid filter test].
D000550:Amblyopia / Q000502:physiology*; D004864:Equipment and Supplies; D005374:Filtration; D013285:Strabismus / Q000502:physiology*; D014787:Vision Tests / Q000600:supply & distribution*
AMBLYOPIA/physiology; STRABISMUS/physiology; VISION TESTS/equipment and supplies