About: http://webisa.webdatacommons.org/414761513

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	Prospective surveillance means that the subjects are identified at the beginning of the surveillance and data or other information will be collected from that time forward (as opposed to retrospective surveillance).
http://www.w3.org/ns/prov#wasQuotedFrom	cornell.edu