Advantageously, the cost of providing {HEAD ~ such access} may be reduced compared to {TAIL ~ conventional approaches} 
Advantageously , the cost of providing { HEAD ~ such access } may be reduced compared to { TAIL ~ conventional approaches }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL