Tadokera, Rebecca
Bekker, Linda-Gail
Kreiswirth, Barry N.
Mathema, Barun
Middelkoop, Keren http://orcid.org/0000-0001-9922-4263
Article History
Received: 23 May 2019
Accepted: 28 January 2020
First Online: 10 February 2020
Ethics approval and consent to participate
: This study was approved by the University of Cape Town Human Research Ethics Committee and was performed in accordance with the Declaration of Helsinki. All participants provided written informed consent to participate in this study.
: Not applicable.
: The authors declare that they have no competing interests.