Balavarca, Y
Pearce, K
Norden, J
Collin, M
Jackson, G
Holler, E
Dressel, R
Kolb, H-J
Greinix, H
Socie, G
Toubert, A
Rocha, V
Gluckman, E
Hromadnikova, I
Sedlacek, P
Wolff, D
Holtick, U
Dickinson, A
Bickeböller, H
Article History
Received: 18 November 2014
Revised: 16 June 2015
Accepted: 18 June 2015
First Online: 27 July 2015
Competing interests
: The authors declare no conflict of interest.