{HEAD ~ The ability} to induce this strong innate response has {TAIL ~ significant application} to those with weakened immune systems where their ability to fight infection has been compromised 
has
{ HEAD ~ The ability } to induce this strong innate response has { TAIL ~ significant application } to those with weakened immune systems where their ability to fight infection has been compromised
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH