About: http://webisa.webdatacommons.org/337674701

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	September 2, 2012 Here???s a concise summary of the effects of improvements in public health and medicine, including vaccination, in the US between 1900 and 1999 that I found interesting.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceblogs.com