- Correspondence to Sayra Cristancho, Department of Surgery, Faculty of Education, Centre for Education Research & Innovation, Schulich School of Medicine and Dentistry, Western University, Health Sciences Addition, Room 110B, London, Ontario N6A 5C1, Canada;
- Accepted 30 June 2015
- Published in print 1 December 2015.
- Published online 24 November 2015.
- Published first 20 July 2015.
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