Guc, Maxim
Levcenko, Sergiu
Bodnar, Ivan V.
Izquierdo-Roca, Victor
Fontane, Xavier
Volkova, Larisa V.
Arushanov, Ernest
Pérez-Rodríguez, Alejandro
Article History
Received: 22 September 2015
Accepted: 10 December 2015
First Online: 18 January 2016
Competing interests
: The authors declare no competing financial interests.