Rodgers, Allen http://orcid.org/0000-0002-4079-4998
Cele, Phindile
Ravenscroft, Neil
Edmonds-Smith, Cesarina
Jackson, Graham
Article History
Received: 9 March 2019
Accepted: 28 May 2019
First Online: 3 June 2019
Compliance with ethical standards
:
: The authors declare that there are no conflicts of interest.
: All procedures were performed in accordance with the ethical standards of the University of Cape Town and with the 1964 Helsinki Declaration and its later amendments. The study was approved by the Faculty of Human and Health Sciences Research Ethics Committee of the University of Cape Town.
: Informed consent was obtained from all individual participants included in the study.