About: http://webisa.webdatacommons.org/20180917

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 addition, ultrasound technology is a relatively inexpensive modality when compared to such techniques as computed tomography (CT) or magnetic resonance imaging.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es