Registration of blind and partially sighted people.
Wormald
R
R
Evans
J
J
D001766:Blindness / Q000453:epidemiology*; D006301:Health Services Needs and Demand; D006801:Humans; D012042:Registries; D006113:United Kingdom / Q000453:epidemiology; D015354:Vision, Low / Q000453:epidemiology*