Bidirectional and Multi-User Telerehabilitation System: Clinical Effect on Balance, Functional Activity, and Satisfaction in Patients with Chronic Stroke Living in Long-Term Care Facilities. - Kwan-Hwa Lin; Chin-Hsing Chen; You-Yin Chen; Wen-Tzeng Huang; Jin-Shin Lai; Shang-Ming Yu; Yuan-Jen Chang (Sensors, 2014)