About: http://webisa.webdatacommons.org/297336909

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	When using such apparatus, a physician places a positioning member, e.g. a needle, canula or catheter (generically referred to as a radiation tube), at the site where the radiotherapy is to be effected.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk