Kong, V. Y.
Bruce, J. L.
Sartorius, B.
Laing, G. L.
Odendaal, J.
Brysiewicz, P.
Clarke, D. L. http://orcid.org/0000-0002-8467-1455
Article History
Received: 20 December 2016
Accepted: 29 May 2017
First Online: 13 June 2017
Compliance with ethical standards
:
: We received no funding for this research and have no conflicts of interest to declare.
: We have the necessary ethical approval for this study from the Biomedical Research Committee (BREC) of the University of KwaZulu-Natal (BCA221/13). We have ethics approval to keep and use this database (BE 207/09, 221/13).
: VYK: analysis and drafting. GLL: design of data capture instrument. JLB, Database maintenance and data retrieval. JO: data cleaning and reference management. BS: statistics. PB: drafting, reference checking. DLC: senior author, general supervision, co-ordination and assistance at all levels.