Maponga, Tongai Gibson http://orcid.org/0000-0002-6876-3712
Andersson, Monique I.
van Rensburg, Christoffel J.
Arends, Joop E.
Taljaard, Jantjie
Preiser, Wolfgang
Glashoff, Richard H.
Funding for this research was provided by:
Poliomyelitis Research Foundation (13/09)
National Health Laboratory Services Research Trust (004-94518)
Harry Crossley Foundation
Article History
Received: 5 January 2018
Accepted: 25 April 2018
First Online: 8 May 2018
Ethics approval and consent to participate
: Participants were recruited following written informed consent according to the Declaration of Helsinki 2008. Ethical approval for the study was obtained from the health research ethics committee at Stellenbosch University (S13/04/072).
: The authors declare that they have no competing interests.
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