1. Human Engineering Focus Group (HEG), Universiti Malaysia Pahang, 26600 Pekan, Pahang, Malaysia
2. Advanced Medical and Dental Institute, Universiti Sains Malaysia, Bertam, 13200 Kepala Batas, Pulau Pinang, Malaysia
3. College of Engineering, UNITEN, KM7, Jalan Ikram UNITEN, 43000 Kajang, Selangor, Malaysia
4. Department of Anaesthesiology and Intensive Care, Kuliyyah of Medicine, International Islamic University Malaysia, Bandar Indera Mahkota Campus, Jalan Sultan Ahmad Sha, 25200 Kuantan, Pahang, Malaysia