Additionally, {TAIL ~ the stubs} facilitate {HEAD ~ laser removal} of portions 56, leaving enshortened stubs 58 
Additionally , { TAIL ~ the stubs } facilitate { HEAD ~ laser removal } of portions 56 , leaving enshortened stubs 58
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH