About: http://webisa.webdatacommons.org/272794338

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	What actually caused the reduction or elimination of most of infectious diseases, such as polio, smallpox, rheumatic and scarlet fever, dysentery, etc.?
http://www.w3.org/ns/prov#wasQuotedFrom	thecodeoflife.info