About: http://webisa.webdatacommons.org/372783213

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	For example, if one desires to know how many viral particles are present in a subject, a sample, such as a blood sample can be taken from the subject.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr