1. Department of Nursing, Tan Tock Seng Hospital, National Healthcare Group, Singapore.
2. Department of Nursing, National University Hospital, National University Health System, Singapore.
3. Health Systems and Behavioural Sciences Domain, Saw Swee Hock School of Public Health, National University of Singapore, Singapore.
4. Alice Lee Centre for Nursing Studies, Yong Loo Lin School of Medicine, National University of Singapore, Singapore.