- Correspondence to Brian Hallahan, Department of Psychiatry, National University of Ireland, NUI Galway, Galway, Ireland;
- Received 29 November 2016
- Revised 6 February 2017
- Accepted 9 February 2017
- Published in print 1 August 2017.
- Published online 13 July 2017.
- Published first 11 March 2017.
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