- Correspondence to Dr Chee Leong Cheng, Anatomical Pathology Department, Singapore General Hospital, 20 College Road, Academia, Level 10, Diagnostics Tower, Singapore 169856, Singapore;
- Received 7 October 2016
- Accepted 1 November 2016
- Published in print 1 March 2017.
- Published online 16 February 2017.
- Published first 28 November 2016.
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