Stander, Zinandré http://orcid.org/0000-0001-8281-5112
Luies, Laneke http://orcid.org/0000-0003-4920-4090
Mienie, Lodewyk J. http://orcid.org/0000-0003-0860-5285
Keane, Karen M. http://orcid.org/0000-0002-1572-9211
Howatson, Glyn http://orcid.org/0000-0001-8494-2043
Clifford, Tom http://orcid.org/0000-0003-0484-2953
Stevenson, Emma J. http://orcid.org/0000-0001-9388-3903
Loots, Du Toit http://orcid.org/0000-0002-0339-6237
Article History
Received: 24 August 2018
Accepted: 29 October 2018
First Online: 3 November 2018
Compliance with ethical standards
:
: The authors declare that there are no conflicts of interest, and that this manuscript, and the work described therein, is unpublished and has not been submitted for publication elsewhere.
: Ethical approval for this investigation, conducted according to the Declaration of Helsinki and International Conference on Harmonization Guidelines, was obtained from the Research Ethics Committee of the Faculty of Health and Life Sciences at the Northumbria University in Newcastle upon Tyne, UK (Reference Number: HLSTC120716).
: Informed consent was obtained from all individuals included in the study.