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Authors
Norman, Glenda
Norton, Gavin R.
Peterson, Vernice
Gomes, Monica
Libhaber, Carlos D.
Sareli, Pinhas
Woodiwiss, Angela J. http://orcid.org/0000-0003-2555-4125
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Funding
Funding for this research was provided by:
South African Medical Research Council (NA)
South African Medical Research Council (NA)
South African National Research Foundation (NA, NA)
Circulatory Disorders Research Trust (NA)
University Research Council of the University of the Witwatersrand (NA)
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Article History
Received: 24 April 2019
Accepted: 24 December 2019
First Online: 30 January 2020
Ethics approval and consent to participate
: All procedures performed involving human participants were in accordance with the ethical standards outlined in the Helsinki declaration. The Committee for Research on Human Subjects of the University of the Witwatersrand approved the protocol (approval numbers: M02–04-72 renewed as M07–04-69, M12–04-108 and M17–01-01). All participants provided written informed consent prior to study initiation.
: Not applicable.
: None of the authors have any conflicts of interest to declare.GN, GRN and AJW contributed equally to this work.
