Funding for this research was provided by:
Received: 6 July 2020
Accepted: 26 December 2020
First Online: 29 January 2021
Ethics approval and consent to participate
: The Medical Ethics Committee of Amsterdam UMC waived the need for ethics approval and the need to obtain consent for the collection, analysis and publication of the retrospectively obtained and anonymized data for this non-interventional study.
: Not applicable.
: A.E.B. is co-founder and owner of inBiome BV, a spin-off company of Amsterdam UMC, Vrije Universiteit Amsterdam, that provided the e-Mix.