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