The partially sighted patient: a study of 917 cases.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003261:Contact Lenses; D005139:Eyeglasses; D005260:Female; D006801:Humans; D007909:Lenses; D008297:Male; D008875:Middle Aged; D009907:Optometry; D012029:Refraction, Ocular; D012737:Sex Factors; D013223:Statistics as Topic; D011795:Surveys and Questionnaires; D014786:Vision Disorders / Q000175:diagnosis / Q000534:rehabilitation*; D014787:Vision Tests; D058609:Visual Field Tests; D014796:Visual Perception