Design and Evaluation of a Fiber-Optic Grip Force Sensor with Compliant 3D-Printable Structure for (f)MRI Applications. - Bützer, Tobias L.; Rinderknecht, Mike D.; Johannes, Gunda H.; Popp, Werner L.; Lehner, Rea; Lambercy, Olivier; Gassert, Roger (Journal of Sensors, 2016)