Text and Data Mining valid from 2019-06-07
First Online: 7 June 2019
Compliance with Ethical Standards
: Dr. Vallianou Natalia has nothing to disclose.Dr. Stratigou has nothing to disclose.Dr. Christodoulatos GS has nothing to disclose.Dr. Dalamaga has nothing to disclose.
: All reported studies/experiments with human or animal subjects performed by the authors were performed in accordance with all applicable ethical standards including the Helsinki declaration and its amendments, institutional/national research committee standards, and international/national/institutional guidelines.