About: http://webisa.webdatacommons.org/80450611

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	External markers include chemical, fluorescent, magnetic, molecular and other tags that generally can be incorporated into the sample at the time of sample collection.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com