Development of a Television-Use Telemonitoring System for Elderly Daycare-Recipients Living Alone. - Kazuki Nakajima; Akinori Kamiya; Hiroyuki Matsui; Daisuke Oikawa; Kentaro Fujita; Yuji Higashi; Toshiyo Tamura; Toshiro Fujimoto; Kazuo Sasaki (J. Robotics Mechatronics, 2007)