{TAIL ~ The lead} may be introduced through the subclavian vein, with {HEAD ~ the distal end} folded back against the remainder of the lead body 
{ TAIL ~ The lead } may be introduced through the subclavian vein , with { HEAD ~ the distal end } folded back against the remainder of the lead body
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH