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Authors
Holness, Jennifer L. https://orcid.org/0000-0003-0551-058X
Brink, Anita https://orcid.org/0000-0001-8658-2379
Davids, M. Razeen https://orcid.org/0000-0003-4900-0231
Warwick, James M. https://orcid.org/0000-0002-2810-0543
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Funding
Funding for this research was provided by:
South African Medical Research Council (n/a)
National Research Foundation (93471)
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Article History
Received: 28 January 2020
Revised: 17 July 2020
Accepted: 9 September 2020
First Online: 29 September 2020
Compliance with ethical standards
:
: All procedures performed were in accordance with the ethical standards of the Health Research Ethics Committee of Stellenbosch University (reference S14/10/217), the Human Research Ethics Committee of the University of Cape Town (reference 184/2015), and with the 1964 Helsinki declaration and its later amendments. Informed consent was obtained from the parents or guardians of all individual participants included in the study’s prospective group. Assent was obtained from children of appropriate age and understanding. For the group of children recruited retrospectively, formal consent was not required.
: The authors declare that they have no conflicts of interest.
