Quantification of bradykinesia during clinical finger taps using a gyrosensor in patients with Parkinson's disease. - Ji-Won Kim; Jae-Ho Lee; Yuri Kwon; Chul-Seung Kim; Gwang-Moon Eom; Seong-Beom Koh; Do-Young Kwon; Kun-Woo Park (Medical Biol. Eng. Comput., 2011)