The disclosure relates to {TAIL ~ counters} that require the counting to be done under {HEAD ~ conditions} of high security 
The disclosure relates to { TAIL ~ counters } that require the counting to be done under { HEAD ~ conditions } of high security
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH