Nikolopoulou, Kleopatra http://orcid.org/0000-0002-2175-1765
Article History
Received: 23 October 2020
Accepted: 23 November 2020
First Online: 6 January 2021
Compliance with ethical standards
: Approval was obtained from the ethics committee of the University department. The procedures used in this study adhere to the tenets of the Declaration of Helsinki.
: The authors declare that they have no conflict of interest.
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