<http://webisa.webdatacommons.org/337280588>	<http://www.w3.org/ns/prov#value>	"Typically, a light source such as a light-emitting diode emits light which is directed towards the monitoring site and a photodiode-type detector is used for detecting the light transmitted through the blood vessels present at the monitoring site." .
<http://webisa.webdatacommons.org/337280588>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/156183209>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/337280588> .
<http://webisa.webdatacommons.org/337280588>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .