In addition, preferably said biometric sensors may include life signs detection capabilities to determine whether said {TAIL ~ biometric sensors} are deriving {HEAD ~ biometric information} from a living body 
In addition , preferably said biometric sensors may include life signs detection capabilities to determine whether said { TAIL ~ biometric sensors } are deriving { HEAD ~ biometric information } from a living body
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH