Mann, Gunnar
Schlegel, Mathias
Kanswohl, Norbert
Schumann, Rhena
Funding for this research was provided by:
Ministry of Education, Science and Culture Mecklenburg-Western Pomerania, Germany
Article History
Received: 20 March 2018
Revised: 17 September 2018
Accepted: 17 September 2018
First Online: 28 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.