Sanders-Phillips, Kathy
Kliewer, Wendy
Article History
First Online: 21 September 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: Informed consent was obtained from all individual participants included in the study. IRB approval was secured at the Medical Research Council in South Africa.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Medical Research Council in South Africa and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.