Effects of Dynamic Sitting Exercise with Delayed Visual Feedback in the Early Post-Stroke Phase: A Pilot Double-Blinded Randomized Controlled Trial oleh Masahide Inoue, Kazu Amimoto, Kohei Shida, Daisuke Sekine, Daichi Hasegawa, Kazuhiro Fukata, Yuji Fujino, Shigeru Makita, Hidetoshi Takahashi