About: http://webisa.webdatacommons.org/216096295

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	These monitors can be readily adapted to use in the present invention simply by including a magnetic field generator, which can be a simple mechanically permanent magnet or an electromagnet generated mechanically or electronically.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com