About: http://webisa.webdatacommons.org/3664157

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	All these countries are now once again polio-free except for Chad.
http://www.w3.org/ns/prov#wasQuotedFrom	infectioncontroltoday.com