- Correspondence to Dr Karim M Khan, Department of Family Practice & Centre for Mobility and Health, University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z3;
- Accepted August 25, 2015
- First published October 1, 2015.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.