Funding for this research was provided by:
National Institute of Allergy and Infectious Diseases (R01 AI 96735-01)
Text and Data Mining valid from 2018-08-14
Received: 28 March 2018
Accepted: 1 August 2018
First Online: 14 August 2018
Ethics approval and consent to participate
: The University of Cape Town’s Human Research Ethics Committee approved the study protocol (reference 334/2011). All enrolled participants signed informed consent. Confused participants were enrolled and given the option to continue with participation once they were orientated. If they declined to give consent their data was removed.
: Not applicable
: MR is a BMC Editorial Borad member. The other authors declare that they have no competing interests.
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