Funding for this research was provided by:
Federal Ministry of Defences (EU2ADED003EF555)
Received: 5 June 2019
Accepted: 30 April 2020
First Online: 19 May 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Commission of the State Chamber of Medicine in Rhineland-Palatinate.
: Not applicable.
: Sammito is an active officer of the German Ministry of Defense.