A Novel Classification of Coronal Plane Knee Joint Instability Using Nine-Axis Inertial Measurement Units in Patients with Medial Knee Osteoarthritis. - Hiroaki Tsukamoto; Kimio Saito; Hidetomo Saito; Hiroaki Kijima; Manabu Akagawa; Akira Komatsu; Takehiro Iwami; Naohisa Miyakoshi (Sensors, 2023)