UKA closely preserves natural knee kinematics in vitro. - Heyse, Thomas; El-Zayat, Bilal; De Corte, Ronny; Chevalier, Yan; Scheys, Lennart; Innocenti, Bernardo; Fuchs-Winkelmann, Susanne; Labey, Luc (Knee Surgery, Sports Traumatology, Arthroscopy, 2014)