[Sector occlusion in 1979].
D000550:Amblyopia / Q000628:therapy*; D002648:Child; D002675:Child, Preschool; D005139:Eyeglasses; D006801:Humans; D007223:Infant; D009988:Orthoptics / Q000379:methods*; D013285:Strabismus / Q000628:therapy*
Les occlusions en secteur en 1979.