About: http://webisa.webdatacommons.org/321170307

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	Signals can be generated by electrical, chemical, magnetic, optical, and other forms of stimuli that influence the flow of charges, and thus voltage levels across neural membranes(He 2005).
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org