- Correspondence to Dr David A Watkins, Division of General Internal Medicine, University of Washington, 325 9th Ave Box 359780, Seattle, WA 98104, USA;
- Received December 15, 2016
- Revised January 31, 2017
- Accepted February 1, 2017
- First published February 22, 2017.
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.