Effects of bifocals on visual acuity in children with Down syndrome: a randomized controlled trial
2012 ◽
Vol 53
(10)
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pp. 1044-1053
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2018 ◽
Vol 54
(2)
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pp. 234-248
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2014 ◽
Vol 68
(10)
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pp. 1119-1123
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2012 ◽
Vol 33
(6)
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pp. 2236-2244
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2011 ◽
Vol 155
(8)
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pp. 1939-1948
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