About: http://webisa.webdatacommons.org/124011157

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	Many apparatus and methods, however, strongly rely on the apparatus being clamped onto the human body, e.g. the head of a human, such as described e.g. in U.S. Pat. No. 5,116,344.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com