- Correspondence to Dr Jocelyn A Srigley, Department of Medicine, McMaster University, 711 Concession Street, M1-Room 8, Hamilton, ON, Canada, L8V 1C3;
- Received March 31, 2014
- Revised June 20, 2014
- Accepted June 21, 2014
- First published July 7, 2014.
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