THE BLIND AND THE PARTIALLY SIGHTED. ENGLAND AND WALES, 1962.
D001766:Blindness; D004739:England; D006801:Humans; D007231:Infant, Newborn; D009896:Optic Atrophy; D012178:Retinopathy of Prematurity; D013223:Statistics as Topic; D019987:Persons with Visual Disabilities; D014852:Wales
BLINDNESS; ENGLAND; OPTIC ATROPHY; RETROLENTAL FIBROPLASIA; STATISTICS; WALES