Neufang, S
Akhrif, A
Herrmann, C G
Drepper, C https://orcid.org/0000-0002-7883-6479
Homola, G A
Nowak, J
Waider, J
Schmitt, A G
Lesch, K-P
Romanos, M
Article History
Received: 18 March 2016
Revised: 4 August 2016
Accepted: 12 September 2016
First Online: 8 November 2016
Competing interests
: The authors declare no conflict of interest.