Zibis, Aristeidis http://orcid.org/0000-0001-7122-4317
Mitrousias, Vasileios http://orcid.org/0000-0002-2040-6804
Galanakis, Nikolaos http://orcid.org/0000-0001-9878-6053
Chalampalaki, Nikoletta
Arvanitis, Dimitrios
Karantanas, Apostolos
Article History
Received: 25 June 2017
Revised: 6 February 2018
Accepted: 11 February 2018
First Online: 17 February 2018
Compliance with ethical standards
:
: Approval of the local ethics committee was obtained, but no inform consents were collected due to the retrospective nature of the study.
: Authors declare that they have no conflicts of interest.