Schüz, Joachim
Deltour, Isabelle
Krestinina, Lyudmila Y
Tsareva, Yulia V
Tolstykh, Evgenia I
Sokolnikov, Mikhail E
Akleyev, Alexander V
Article History
Received: 6 July 2016
Revised: 26 September 2016
Accepted: 17 October 2016
First Online: 17 November 2016
Competing interests
: The authors declare no conflict of interest.