About: http://webisa.webdatacommons.org/394478650

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	Because nasal cavity and paranasal sinus cancers are rare, nearly all of these clinical trials include patients with other types of head and neck cancer as well.
http://www.w3.org/ns/prov#wasQuotedFrom	cancer.org