About: http://webisa.webdatacommons.org/385603955

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	The control group attempts to address threats to internal validity such as history.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net