Conflicts of Interest
The authors declare no conflict of interest. The funders had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript; or in the decision to publish the results. Author GBLE and MY are employed by SRDC; JB and OG are employed by OptiMedis; and FA is employed by Gesunder Werra-Meißner-Kreis GmbH. The remaining authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.