About: http://webisa.webdatacommons.org/190628646

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	However, the attachment and delivery of therapeutic substances such as heparin can involve complicated and expensive chemistry.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com