When used with any of {HEAD ~ a number} of {TAIL ~ motion artifact suppression methods}, the improved respiratory phase signal results in the reconstruction of an image which is better than that which is reconstructed using the phase information from a conventional respiration monitor 
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When used with any of { HEAD ~ a number } of { TAIL ~ motion artifact suppression methods } , the improved respiratory phase signal results in the reconstruction of an image which is better than that which is reconstructed using the phase information from a conventional respiration monitor
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