title: The British Columbia Registry for Handicapped Children and Adults: evolutionary changes over twenty years.
mesh_terms: D000328:Adult; D001955:British Columbia; D002648:Child; D003219:Confidentiality; D006233:Persons with Disabilities; D005500:Follow-Up Studies; D005817:Genetic Counseling; D006801:Humans; D011159:Population Surveillance; D012042:Registries