1. Department of Electrical and Electronic Engineering, Smart Assistive and Rehabilitative Technology (SMART) Research Group, Universiti Teknologi PETRONAS, Bandar, Seri Iskandar, Malaysia
2. Research Department, Research and Innovation Division, Elm Company, Riyadh, Saudi Arabia
3. Faculty of Engineering, Sciences and Technology, Iqra University, Karachi, Pakistan
4. Mechanical and Industrial Engineering Department, Universita degli Studi di Brescia, Brescia, Italy