- Correspondence to Dr Hanna Lu, Department of Psychiatry, The Chinese University of Hong Kong, G/F, Multi-Centre, Tai Po Hospital, Hong Kong, China;
- Received 14 July 2016
- Accepted 20 July 2016
- Published in print 1 February 2017.
- Published online 13 January 2017.
- Published first 12 August 2016.
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