Three-Dimensional Kinematics of an Unconstrained Ankle Arthroplasty: A Preliminary In Vivo Videofluoroscopic Feasibility Study. - List, Renate; Foresti, Mauro; Gerber, Hans; Goldhahn, Jörg; Rippstein, Pascal; Stüssi, Edgar (Foot & Ankle International, 2012)