<http://webisa.webdatacommons.org/200481400>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/200481400>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<bio-medicine.org> .
<http://webisa.webdatacommons.org/prov/214521333>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/200481400> .
<http://webisa.webdatacommons.org/200481400>	<http://www.w3.org/ns/prov#value>	"The racial differences persist even when controlling for factors such as the year of surgery, age, comorbidities and insurance status." .
<http://webisa.webdatacommons.org/prov/309265204>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/200481400> .