About: http://webisa.webdatacommons.org/159794245

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	The difficulty of completely excising the tumor in most of the cases is related to its location and its vicinity to valuable structures, which by definition are numerous in the head and neck area [12].
http://www.w3.org/ns/prov#wasQuotedFrom	hindawi.com