About: http://webisa.webdatacommons.org/249051016

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	A. Some forms of the vaccine contain a mercury-based preservative.
http://www.w3.org/ns/prov#wasQuotedFrom	familyeducation.com