- Correspondence to Professor Philip Davis, Institute of Psychology, Health and Society, Room 213 Whelan Building, University of Liverpool, Liverpool L69 3GB, UK;
- Accepted 20 May 2015
- Published online 24 November 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.