About: http://webisa.webdatacommons.org/249609724

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	However, there is a limit to the current density (current density is the level of electric current (mA) applied by the device divided by the skin contact area (cm2) of the electrodes) which may be comfortably tolerated by a patient.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com