Kondratskyi, A
Yassine, M
Slomianny, C
Kondratska, K
Gordienko, D
Dewailly, E
Lehen'kyi, V
Skryma, R
Prevarskaya, N
Article History
Received: 8 November 2013
Revised: 3 February 2014
Accepted: 13 February 2014
First Online: 24 April 2014
Competing interests
: The authors declare no conflict of interest.