About: http://webisa.webdatacommons.org/149801753

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	Radiation therapy causes scar formation and the development of fibrous tissue in the treated area, so that a surgeon may be unable to distinguish among different types of tissue.
http://www.w3.org/ns/prov#wasQuotedFrom	harvardprostateknowledge.org