About: http://webisa.webdatacommons.org/254445982

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	But chickenpox, measles, whooping cough and other deadly diseases are not gone.
http://www.w3.org/ns/prov#wasQuotedFrom	psu.edu