<http://webisa.webdatacommons.org/prov/409843099>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/122106816> .
<http://webisa.webdatacommons.org/122106816>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/412970331>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/122106816> .
<http://webisa.webdatacommons.org/122106816>	<http://www.w3.org/ns/prov#value>	"An external light source is useful for treating psoriasis, skin carcinomas, and other disorders in which the target site is located within approximately 3 cm of the skin surface." .
<http://webisa.webdatacommons.org/122106816>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.co.uk> .