- Correspondence to Professor David Hemenway, Department of Health Policy and Management, Harvard TH Chan School of Public Health, 677 Huntington Avenue, Room 309, Boston, MA 02115, USA;
- Received 6 January 2017
- Revised 25 April 2017
- Accepted 9 May 2017
- Published in print 1 August 2017.
- Published first 24 June 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.