A survey of the understanding and application of UK blind registration criteria.
Buchan
J C
JC
Cassels-Brown
A
A
D001766:Blindness / Q000453:epidemiology*; D006306:Health Surveys; D006801:Humans; D012042:Registries / Q000592:standards*; D013624:Taiwan / Q000453:epidemiology; D006113:United Kingdom / Q000453:epidemiology; D015354:Vision, Low / Q000453:epidemiology*