<http://webisa.webdatacommons.org/20590263>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/197978063>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/20590263> .
<http://webisa.webdatacommons.org/prov/336924787>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/20590263> .
<http://webisa.webdatacommons.org/20590263>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<jamanetwork.com> .
<http://webisa.webdatacommons.org/20590263>	<http://www.w3.org/ns/prov#value>	"Race and ethnicity were self-classified, including 48.4% white, 27.0% Hispanic, and 14.3% African American." .