Funding
Open Access funding enabled and organized by Projekt DEAL. The project was funded by the German Aerospace Center e.V (Deutsches Zentrum für Luft- und Raumfahrt e.V.—DLR, #40 WB 1532) and by the Russian Federation RF Government (#075-15-2019-1885). The sponsors provided financial support and assistance. They were not involved in study design, data collection, analysis, interpretation of data, writing of the report and submission.