E. D. Oña, A. Casanova, A. Gordillo, C. Balaguer, A. Jardon. Towards Objective Assessment of Upper Limb Spasticity by Means of Collaborative Robots, Converging Clinical and Engineering Research on Neurorehabilitation IV. ISBN: 978-3-030-70316-5, Springer. pages: - . Switzerland. 2021.