About: http://webisa.webdatacommons.org/23497598

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	It also requires a sample patch of the surface to be affixed to the device, which makes in situ measurements impossible, particularly for skin.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com