About: http://webisa.webdatacommons.org/449513860

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	Preferably, the sensor is a piezoelectric crystal, and is designed to flex with the beating of the human heart.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com