About: http://webisa.webdatacommons.org/129515739

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Although the cause is unknown, exposure to head and neck radiation is a risk factor.
http://www.w3.org/ns/prov#wasQuotedFrom	3-rx.com