- Correspondence to Professor Michael J Goldacre, Unit of Health-Care Epidemiology, Nuffield Department of Population Health, University of Oxford, Old Road Campus, Oxford OX3 7LF, UK;
- Received 23 May 2016
- Revised 17 November 2016
- Accepted 28 November 2016
- Published in print 30 January 2017.
- Published online 1 March 2017.
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