About: http://webisa.webdatacommons.org/383679068

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	The ???agent???, or modifying group, can be a therapeutic agent, a bioactive agent, a detectable label, a polymeric modifying group such as a water-soluble polymer (e.g., PEG, m-PEG, PPG, and m-PPG) or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com