Funding for this research was provided by:
Council for Scientific and Industrial Research, South Africa
Article History
Received: 11 January 2025
Accepted: 30 June 2025
First Online: 7 August 2025
Declarations
:
: The study was conducted according to the guidelines of the Declaration of Helsinki and approved by the Biomedical Research Ethics Committee of the University of the Western Cape (Ethics Reference Number: BM21/9/16). Informed consent was obtained from both the woman or legal guardian and child involved in the study. Written consent was also obtained from both the mother or legal guardian and child before they participated in the study.
: Not applicable.
: The authors declare no competing interests.