<http://webisa.webdatacommons.org/prov/159362783>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/218242927> .
<http://webisa.webdatacommons.org/218242927>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/218242927>	<http://www.w3.org/ns/prov#value>	"They were careful to control for other risk factors such as education, diabetes status, body mass index, smoking, frequency of brushing and flossing, and recent periodontal treatment or dental cleanings." .
<http://webisa.webdatacommons.org/218242927>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<periowaveblog.com> .
<http://webisa.webdatacommons.org/prov/272054238>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/218242927> .