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Authors
Büchel, Daniel https://orcid.org/0000-0002-1451-5393
Lehmann, Tim
Ullrich, Sarah
Cockcroft, John
Louw, Quinette
Baumeister, Jochen
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Funding
Funding for this research was provided by:
Projekt DEAL
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Article History
Received: 6 August 2020
Accepted: 8 January 2021
First Online: 11 February 2021
Compliance with ethical standards
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: On behalf of all authors, the corresponding author states that there is no financial or non-financial conflict of interest.
: Informed consent was obtained from all individual participants included in the study. Participants signed informed consent regarding publishing their data and photographs.
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of the Stellenbosch University (N16/05/068).
