About: http://webisa.webdatacommons.org/114768781

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	any substance that, when introduced into the body, causes the development of an immune response, such as antibody production
http://www.w3.org/ns/prov#wasQuotedFrom	cdc.gov