MR Elastography References
T. Wu, J.P. Felmlee, J.F. Greenleaf, S.J. Riederer, R.L. Ehman
"MR imaging of shear waves generated by focused ultrasound."
Magn. Reson. Med. 43:111-5 (2000) .

R. Muthupillai, R.L. Ehman
"Magnetic resonance elastography."
Nature Medicine 2:601-3 (1996).

R. Muthupillai, D.J. Lomas, P.J. Rossman, J.F. Greenleaf, A. Manduca, R.L. Ehman
"Magnetic resonance elastography by direct visualization of propagating acoustic strain waves."
Science 269:1854-7 (1995).