1Laboratory for Biomedical Engineering (LBME), E305-16, Department of Mechanical Engineering, National University of Singapore, 10 Kent Ridge Crescent, Singapore 119260, Singapore
2Department of Orthopaedic Surgery, National University Hospital, 5 Lower Kent Ridge Road, Singapore 119074, Singapore
3Temasek Engineering School, Temasek Polytechnic, 21 Tampines Avenue 1, Singapore, 529757, Singapore