[Use of magnifiers in poor eyesight (literature review)].
Avetisov
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SE
Vvedenskiĭ
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AS
D005139:Eyeglasses; D006801:Humans; D007909:Lenses; D055095:Optics and Photonics; D014786:Vision Disorders / Q000534:rehabilitation; D014785:Vision, Ocular
Primenenie sredstv, uvelichivaiushchikh izobrazhenie, pri slabovidenii (obzor literatury).