- Correspondence to Dr. Petros Koltsidopoulos, Department of Otolaryngology, General Hospital of Volos, Volos 382 22, Greece;
- Accepted December 26, 2018
- First published January 17, 2019.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.