About: http://webisa.webdatacommons.org/2268252

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	You must have head and neck cancer that has returned and cannot be treated with surgery or other types of treatment.
http://www.w3.org/ns/prov#wasQuotedFrom	clinicaltrials.gov