Alternatively, the inactivated HIV particles may be used to augment {TAIL ~ the immune response} to HIV in {HEAD ~ an infected individual} 
Alternatively , the inactivated HIV particles may be used to augment { TAIL ~ the immune response } to HIV in { HEAD ~ an infected individual }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD