Affiliation: | (1) Orthopaedic Laboratory, Mezenstraat 2a, 23333 VT Leiden, The Netherlands;(2) Present address: Department of Functional Anatomy, State University of Nijmegen, Leiden, The Netherlands;(3) Present address: Department of Anatomy and Embryology, University of Nijmegen, Leiden, The Netherlands;(4) Present address: Department of Rehabilitation, State University of Nijmegen, Leiden, The Netherlands |