<http://webisa.webdatacommons.org/prov/490712706> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/399474316> . <http://webisa.webdatacommons.org/399474316> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/147839687> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/399474316> . <http://webisa.webdatacommons.org/399474316> <http://www.w3.org/ns/prov#value> "If you don???t have the operation and the tumour is superficial, there is a risk that it will change into a cancer." . <http://webisa.webdatacommons.org/399474316> <http://www.w3.org/ns/prov#wasQuotedFrom> <bmihealthcare.co.uk> .