- Correspondence to Dr Mona Al Banna, School of Postgraduate Studies and Research, Royal College of Surgeons in Ireland—Medical University of Bahrain, P.O. Box 15503, Adliya, Bahrain;
- Received 9 January 2015
- Revised 24 March 2015
- Accepted 26 April 2015
- Published online 14 January 2016.
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