1. Department of Biomedical Engineering, Faculty of Engineering, Universiti Malaya, Kuala Lumpur, Malaysia.
2. Department of Biomedical Engineering, Faculty of Engineering, Centre for Innovation in Medical Engineering (CIME), Universiti Malaya, Kuala Lumpur, Malaysia.
3. Centre for Printable Electronics, Institute for Advanced Studies (IAS), Universiti Malaya, Kuala Lumpur, Malaysia.