About: http://webisa.webdatacommons.org/437999713

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	Although the incidence of anaphylaxis to gelatin is extremely low (about one case per 2 million doses), gelatin is the most common identifiable cause of severe allergic reactions to vaccines.
http://www.w3.org/ns/prov#wasQuotedFrom	chop.edu