Okechi, Humphrey
Dimostheni, Artemisia
Kerscher, Susanne R.
Gugel, Isabel
Bevot, Andrea
Schaefer, Juergen F.
Schuhmann, Martin U.
Article History
Received: 20 April 2017
Revised: 13 January 2018
Accepted: 17 January 2018
First Online: 30 January 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants performed by any of the authors.