[Vision and refraction in children].
D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005139:Eyeglasses; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008722:Methods; D012029:Refraction, Ocular; D014786:Vision Disorders / Q000209:etiology; D014787:Vision Tests; D014792:Visual Acuity