About: http://webisa.webdatacommons.org/253180634

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	We were unable to control for factors such as income and characteristics of place of residence.
http://www.w3.org/ns/prov#wasQuotedFrom	jamanetwork.com