About: http://webisa.webdatacommons.org/134600256

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	variables such as treatment, time, experiment, and if appropriate, pairing variables
http://www.w3.org/ns/prov#wasQuotedFrom	biomedcentral.com