Funding for this research was provided by:
Bundesministerium für Bildung, Wissenschaft, Forschung und Technologie (01 EO 0801)
Deutsche Forschungsgemeinschaft (DR 323/5-1, DR 323/10-1)
U.S. Army (CDMRP PH/TBI)
Received: 23 July 2019
Accepted: 16 December 2019
First Online: 30 December 2019
Ethics approval and consent to participate
: The protocol was approved by the local ethics committees of the Charité–Universitätsmedizin Berlin and the University of Heidelberg. Either informed consent or surrogate informed consent was obtained for all patients. All procedures performed were in accordance with the 1964 Helsinki Declaration and its later amendments.
: Not applicable.
: The authors declare that they have no competing interests.