Funding
APC
Open Access funding enabled and organized by Projekt DEAL. This research including the APC was funded by Innovation Fund of the The Federal Joint Committee (G-BA, the highest decision-making body of the joint self-government of physicians, dentists, psychotherapists, hospitals, and health insurance funds in Germany), grant number Project No. 01VSF18023. The funding body only observes whether the study is carried out as proposed and approved in terms of study design.