About: http://webisa.webdatacommons.org/29612336

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	In these instances, there was a gradual fading of the signal of the interatrial septum, so that they could be distinguished from the atrial septal defect.
http://www.w3.org/ns/prov#wasQuotedFrom	science.gov