Myopia and corrective lenses.
D002648:Child; D003261:Contact Lenses / Q000009:adverse effects*; D005139:Eyeglasses; D006306:Health Surveys; D006801:Humans; D008137:Longitudinal Studies; D009216:Myopia / Q000628:therapy*; D012029:Refraction, Ocular; D012044:Regression Analysis; D014792:Visual Acuity