The acquired motion NMR data is processed on {TAIL ~ line} to produce {HEAD ~ a signal} indicative of the displacement of the abdominal wall from a reference position 
The acquired motion NMR data is processed on { TAIL ~ line } to produce { HEAD ~ a signal } indicative of the displacement of the abdominal wall from a reference position
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH