abdomen abdominal actual adapt affect anterior applying approaches appropriate approx best black body breathing calibration cardiac channel clarity coil combined conductivity consent contrast controlling crosses curve cycle decay delay dependent derive derived dielectric dream dual dubbed duration dynamic dynamically easily echoes efficiently eight employed encoding equipped existing expected expiration extended extension fast field fields five fraction frames free freeze gating gradient gram healthy helms homogeneity ideally in vivo indicate indicated induced induction influencing inhomogeneous initial inspiration institution laboratories lands liver magnitude making mapping maps masking matrix minimize mode motion navigator necessary nominal omitted parallel patients peter plot position potential potentially preparation profile proposed pulse quadrature quasi radiology rapid real recalled reception representing required resolution respiratory rules selected selection series serve settings shim shimming shortening shot shots simple simultaneously slice spatial steam stimulated stored strengths structures studies symbols synchronization system table tailored temporal theory thorax threshold timing train transmission transmit typically wavelength whole written