Reliable assessment of lower limb motor representations with fMRI: Use of a novel MR compatible device for real-time monitoring of ankle, knee and hip torques. - Jennifer M. Newton; Yun Dong; Joseph Hidler; Prudence Plummer-D'Amato; Jonathan Marehbian; Richard M. Albistegui-DuBois; Roger P. Woods; Bruce H. Dobkin (NeuroImage, 2008)