About: http://webisa.webdatacommons.org/312581006

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 effectiveness of the vaccine is subject to variables such as age and health status, as well as the match between virus strains in the vaccine and virus strains in circulation.
http://www.w3.org/ns/prov#wasQuotedFrom	articles.org