<http://webisa.webdatacommons.org/456062313>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freepatentsonline.com> .
<http://webisa.webdatacommons.org/456062313>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/456062313>	<http://www.w3.org/ns/prov#value>	"Not all people with RA test positive for rheumatoid factor, however, especially early in the disease." .
<http://webisa.webdatacommons.org/prov/428604398>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/456062313> .