<http://webisa.webdatacommons.org/402804201>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/510995890>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/402804201> .
<http://webisa.webdatacommons.org/402804201>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wdhospital.com> .
<http://webisa.webdatacommons.org/402804201>	<http://www.w3.org/ns/prov#value>	"It may also result from smoking or other tobacco use (smoker's keratosis)." .