About: http://webisa.webdatacommons.org/48953099

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	As used herein, a positional state refers to a selected position of the moving organ of interest, e.g. the heart.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk