Funding for this research was provided by:
University Hospital Basel
Received: 31 May 2021
Accepted: 9 November 2021
First Online: 20 November 2021
: This study was conducted as a quality control study and for assay development – no patient data was used. According to the Swiss Human Research this does not require a specific ethical approval. All strains used in this study were anonymized and no associated clinical data was collected. For this reason, no ethical approval was necessary.
: Not applicable.
: The authors declare that they have no competing interests.