- Correspondence to Dr Jeanette Ignacio, Alice Lee Centre for Nursing Studies, Yong Loo Lin School of Medicine, National University of Singapore, Level 2, Clinical Research Centre, Block MD11, 10 Medical Drive, Singapore 117597, Singapore;
- Received 9 December 2015
- Revised 15 March 2016
- Accepted 18 March 2016
- Published online 9 June 2016.
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