1. Department of Biomedical Engineering, Faculty of Engineering; University of Malaya; Kuala Lumpur Malaysia
2. Faculty of Mechanical Engineering; Brno University of Technology; Technicka 2896/2 616 69 Brno Czech Republic
3. Central European Institute of Technology (CEITEC); Brno University of Technology; Technicka 3058/10 616 00 Brno Czech Republic