About: http://webisa.webdatacommons.org/424516189

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	Generally, and preferably, the sample is an aqueous one that is obtained directly from the source (e.g., urine or blood).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com