Congenital visual acuity reduced
5 solutions
Congenital visual acuity reduced
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636
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8
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19805
学生为盲人发明了会说话的盲杖
Blindness
Congenital visual acuity reduced
Neurologic visual problems NEC
Sudden visual loss
Visual disorders NEC
Visual impairment
Blindness (excl colour blindness)
Blindness congenital
Blindness cortical
Blindness hysterical
Blindness transient
Blindness traumatic
Blindness unilateral
Diabetic blindness
Eyes
Cane
Walking
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387
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0
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6814
Father invents funny eye patch for his daughter
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311
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0
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5092
Man invents watch for the blind
Blindness
Blindness (excl colour blindness)
Blindness congenital
Blindness cortical
Blindness hysterical
Blindness transient
Blindness traumatic
Blindness unilateral
Diabetic blindness
Night blindness
Tunnel vision
Sudden visual loss
Visual impairment
Congenital visual acuity reduced
Neurologic visual problems NEC
Visual acuity reduced
Congenital eye disorder
Eyes
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289
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0
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5274
Grandson creates special glasses for his grandmother
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262
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0
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5875
Blind engineer invents smart cane
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zh