- Correspondence to Dr A Hegazi, The Courtyard Clinic, Wandsworth Integrated Sexual Health, St. George's University Hospital Foundation Trust, London SW17 0QT, UK;
- Received 29 December 2015
- Revised 22 March 2016
- Accepted 31 March 2016
- Published in print 1 December 2016.
- Published online 18 November 2016.
- Published first 21 April 2016.
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