1. Department of Mechatronics Engineering, Healthcare Engineering and Rehabilitation Research, International Islamic University Malaysia, Selangor, Malaysia
2. Department of Electrical and Electronic Engineering, University of Southampton Malaysia, Iskandar Puteri, Malaysia
3. Institute for Medical Research (IMR), National Institutes of Health (NIH), Ministry of Health Malaysia, Shah Alam, Malaysia
4. Institute of Medical Science Technology, Universiti Kuala Lumpur, Selangor, Malaysia
5. School of Engineering, London South Bank University, London, U.K