Geicu, Ovidiu I.
Stanca, Loredana
Voicu, Sorina N.
Dinischiotu, Anca
Bilteanu, Liviu
Serban, Andreea I. http://orcid.org/0000-0003-1862-3524
Calu, Valentin
Article History
Received: 6 August 2019
Accepted: 31 January 2020
First Online: 17 February 2020
Competing interests
: The authors declare no competing interests.