Validation of Inertial-Measurement-Unit-Based Ex Vivo Knee Kinematics during a Loaded Squat before and after Reference-Frame-Orientation Optimisation. - Svenja Sagasser; Adrian Sauer; Christoph Thorwächter; Jana G. Weber; Allan Maas; Matthias Woiczinski; Thomas M. Grupp; Ariana Ortigas Vásquez (Sensors, 2024)