In {TAIL ~ another window} or frame 830, the reference template 810 is shown in a best fit overlapping relationship to {HEAD ~ a first paced signal} 840 
In { TAIL ~ another window } or frame 830 , the reference template 810 is shown in a best fit overlapping relationship to { HEAD ~ a first paced signal } 840
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH