About: http://webisa.webdatacommons.org/77903154

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	However, the decline in mortality from infectious diseases such as rheumatic fever and tuberculosis started long before the era of modern drugs.
http://www.w3.org/ns/prov#wasQuotedFrom	thecanadianencyclopedia.com