- Correspondence to Dr Fotis Topouzis, Department of Ophthalmology, Aristotle University of Thessaloniki, School of Medicine, AHEPA Hospital, 54636 Thessaloniki, Greece;
- Received 27 April 2017
- Revised 15 August 2017
- Accepted 10 September 2017
- Published online 7 October 2017.
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