Kostopoulou, Eirini https://orcid.org/0000-0002-7051-7537
Papachatzi, Eleni
Skiadopoulos, Spyros
Rojas Gil, Andrea-Paola
Dimitriou, Gabriel
Spiliotis, Bessie E.
Varvarigou, Anastasia
Article History
Received: 14 November 2019
Revised: 20 March 2020
Accepted: 1 April 2020
First Online: 23 April 2020
Competing interests
: The authors declare no competing interests.
: Informed consent was obtained from the parents of the children involved in the study and informed assent from the children over 7 years of age.