About: http://webisa.webdatacommons.org/46110737

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	Walther believes the vaccine to be mostly effective, and the best preventive measure for avoiding the flu, but said an unexpected strain sometimes develops, making people sick despite the vaccination.
http://www.w3.org/ns/prov#wasQuotedFrom	observer-reporter.com