About: http://webisa.webdatacommons.org/200269986

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The beneficiary sample for the 1978 Survey of Disability and Work was a stratified random sample drawn from the Master Benefit Record.
http://www.w3.org/ns/prov#wasQuotedFrom	socialsecurity.gov