About: http://webisa.webdatacommons.org/439692424

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	To perform PCR, cells are collected from a patient's blood, saliva, or tissues such as a tumor.
http://www.w3.org/ns/prov#wasQuotedFrom	realfoodstore.com