- Correspondence to Dr Sayra Cristancho, Centre for Education Research and Innovation, Western University Schulich School of Medicine and Dentistry, London, Ontario N6A 5C1, Canada;
- Received 19 October 2016
- Revised 6 April 2017
- Accepted 22 April 2017
- Published in print 1 October 2017.
- Published online 20 September 2017.
- Published first 3 June 2017.
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