Hamann, Emmo
Tegetmeyer, Halina E http://orcid.org/0000-0003-1970-4457
Riedel, Dietmar
Littmann, Sten
Ahmerkamp, Soeren
Chen, Jianwei
Hach, Philipp F
Strous, Marc
Article History
Received: 2 August 2016
Revised: 28 October 2016
Accepted: 7 December 2016
First Online: 17 February 2017
Competing interests
: The authors declare no conflict of interest.