About: http://webisa.webdatacommons.org/388046012

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	Such a sample can be obtained when the primary tumor and/or its metastases are removed by surgery, as practiced for example for cancers of the breast, prostate, colon, and skin.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au