NMR data indicative of {HEAD ~ the motion} of {TAIL ~ the anterior abdominal wall} of a subject is acquired just prior to each image data pulse sequence in an NMR scan 
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NMR data indicative of { HEAD ~ the motion } of { TAIL ~ the anterior abdominal wall } of a subject is acquired just prior to each image data pulse sequence in an NMR scan
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH