Letsas, K. P.
Xydonas, S.
Karamichalakis, N.
Efremidis, M.
Manolatos, D.
Bazoukis, G. https://orcid.org/0000-0003-1009-9772
Asvestas, D.
Vlachos, K.
Georgopoulos, S.
Saplaouras, A.
Winter, J.
Sideris, A.
Article History
Received: 2 November 2017
Revised: 19 January 2018
Accepted: 26 January 2018
First Online: 21 February 2018
Compliance with ethical guidelines
:
: K.P. Letsas, S. Xydonas, N. Karamichalakis, M. Efremidis, D. Manolatos, G. Bazoukis, D. Asvestas, K. Vlachos, S. Georgopoulos, A. Saplaouras, J. Winter, and A. Sideris declare that they have no competing interests.
: 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.