Iconaru, Elena Ioana http://orcid.org/0000-0001-9673-9309
Ciucurel, Manuela Mihaela
Georgescu, Luminita
Ciucurel, Constantin
Article History
Received: 22 December 2017
Accepted: 21 November 2018
First Online: 29 November 2018
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Research Center for Promoting Excellence in Professional Training, University of Pitesti. Participants gave written informed consent before inclusion in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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