{TAIL ~ The control system} 34 is coupled to {HEAD ~ a pacing}, or stimulation, channel 24 and a sensing channel 26 
{ TAIL ~ The control system } 34 is coupled to { HEAD ~ a pacing } , or stimulation , channel 24 and a sensing channel 26
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH