A novel autonomic activation measurement method for stress monitoring: non-contact measurement of heart rate variability using a compact microwave radar. - Satoshi Suzuki; Takemi Matsui; Hayato Imuta; Maki Uenoyama; Hirofumi Yura; Masayuki Ishihara; Mitsuyuki Kawakami (Medical Biol. Eng. Comput., 2008)

A non-contact vital sign monitoring system for ambulances using dual-frequency microwave radars. - Satoshi Suzuki; Takemi Matsui; Hiroshi Kawahara; Hiroto Ichiki; Jun Shimizu; Yoko Kondo; Shinji Gotoh; Hirofumi Yura; Bonpei Takase; Masayuki Ishihara (Medical Biol. Eng. Comput., 2009)