The Family Fund database--an underused research resource.
Smithells
R W
RW
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D006233:Persons with Disabilities / Q000706:statistics & numerical data*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D012042:Registries; D012106:Research; D006113:United Kingdom