1. Faculty of Social Sciences, Universiti Malaysia, Sarawak, Malaysia
2. Department of Social and Preventive Medicine, University of Malaya, Kuala Lumpur, Malaysia
3. Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia
4. Department of Science and Technology, Faculty of Science, University of Malaya, Kuala Lumpur, Malaysia
5. Division of Psychology, International Medical University, Kuala Lumpur, Malaysia
6. Department of Sociology and Anthropology, University of Nigeria, Nsukka, Nigeria
7. Department of Mathematics and Science Education, Faculty of Education, University of Malaya, Kuala Lumpur, Malaysia
8. University of Malaya, Kuala Lumpur, Malaysia