Popa-Cherecheanu, Alina
Iancu, Raluca http://orcid.org/0000-0001-6933-8219
Vasile, Danut
Pirvulescu, Ruxandra
Geamanu, Aida
Coman, Cristina
Iancu, George
Article History
Received: 13 July 2017
Accepted: 23 November 2017
First Online: 15 December 2017
Conflict of interest
: A. Popa Cherecheanu, R. Iancu, D. Vasile, R. Pirvulescu, A. Geamanu, C. Coman, and G. Iancu declare that they have no competing interests.