1. Faculty of Pharmacy, Universiti Sultan Zainal Abidin, Besut Campus, Terengganu, Malaysia;
2. Faculty of Resource Science and Technology, Universiti Malaysia Sarawak, Sarawak, Malaysia;
3. Faculty of Engineering, Computing and Science, Swinburne University of Technology Sarawak Campus, Sarawak, Malaysia;
4. School of Health Medical and Applied Sciences, Central Queensland University, Norman Gardens, Australia