Hebeda, Konnie
Boudova, Ludmila
Beham-Schmid, Christine
Orazi, Attilio
Kvasnicka, Hans-Michael
Gianelli, Umberto
Tzankov, Alexandar https://orcid.org/0000-0002-1100-3819
Article History
Received: 13 June 2020
Accepted: 15 October 2020
First Online: 31 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Not applicable to this type of studies.