1. Pengiran Anak Puteri Rashidah Sa’adatul Bolkiah Institute of Health Sciences, Universiti Brunei Darussalam, Gadong BE1410, Brunei
2. School of Nursing and Midwifery, La Trobe University, Bundoora, Melbourne, VIC 3086, Australia
3. Department of Nursing Services, Ministry of Health, Bandar Seri Begawan BB3910, Brunei
4. School of Tropical Medicine and Global Health, Nagasaki University, Nagasaki 852-8523, Japan
5. School of Nursing, University of Michigan, Ann Arbor, MI 48109, USA