About: http://webisa.webdatacommons.org/137777457

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 development of vaccines against polio, measles and other diseases dramatically improved our health.
http://www.w3.org/ns/prov#wasQuotedFrom	bbc.co.uk