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Authors
Friedrich, Björn https://orcid.org/0000-0003-3021-5873
Steen, Enno-Edzard
Hellmers, Sandra
Bauer, Jürgen M.
Hein, Andreas
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Funding
Funding for this research was provided by:
Carl von Ossietzky Universität Oldenburg
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Article History
Received: 20 January 2021
Accepted: 3 January 2022
First Online: 12 January 2022
Declarations
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: The authors declare that they have no conflict of interest.
: The OTAGO study was conducted according to the guidelines of the Declaration of Helsinki, and approved by the Institutional Review Board of the Carl von Ossietzky University (protocol code: Drs.27/2014, date of approval: 30.04.2014).
: Informed consent was obtained from all subjects involved in the study.
