1Department of Mechanical Engineering, Politecnico di Milano, Via La Masa 1, 20156 Milano, Italy
2Department of Biomechanical Engineering, Faculty of Mechanical, Maritime, and Materials Engineering, Delft University of Technology (TU Delft), Mekelweg 2, 2628 CD, Delft, The Netherlands
3Technologic s.r.l., Torino, Italy
4University of Milan, Milan, Italy
5Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico, UO Nuclear Medicine-Bone Metabolic Unit, Milano, Italy