About: http://webisa.webdatacommons.org/321553967

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	It is an ever-present concern for patients in need of such products that they may derive from donors whose blood is contaminated with infectious agents such as hepatitis, HIV or other viruses or biological contaminants.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com