Alexopoulou, Ch.
Bolaki, M.
Akoumianaki, E.
Erimaki, S.
Kondili, E.
Mitsias, P.
Georgopoulos, D.
Article History
Received: 28 April 2018
Revised: 24 June 2018
Accepted: 12 July 2018
First Online: 20 July 2018
Compliance with ethical standards
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.
: The authors declare that they have no conflict of interest.