Anisometropic Meridional Isoametropic Crowding phenomenon atropine penalization optical penalization Pleoptic exercises Perceptual learning Computerized ACTIVE vision therapy Citicoline, omega fatty acids levodopa carbidopa concept of operant conditioning (a form of psychological learning)
exanopsia meridional recognition acuity crowding neutral density filter fixation contrast penalization pleoptic levodopa citicoline Omega perceptual Computer operant