- Correspondence to Ashleigh Tuite, Dalla Lana School of Public Health, Room 580, 155 College Street, Toronto, Ontario, Canada M5T 3M7;
- Received January 2, 2015
- Revised March 25, 2015
- Accepted April 21, 2015
- First published May 7, 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.