- Correspondence to Dr Charlotte Blease, School of Politics, International Studies and Philosophy, Queen's University, 21 University Square, Belfast BT7 1PA, UK;
- Received 27 July 2010
- Revised 7 September 2010
- Accepted 17 September 2010
- Published in print 1 January 2011.
- Published online 12 December 2010.
- Published first 20 October 2010.
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