Donald, Kirsten A.
Fouche, J. P.
Roos, Annerine
Koen, Nastassja
Howells, Fleur M.
Riley, Edward P.
Woods, Roger P.
Zar, Heather J.
Narr, Katherine L.
Stein, Dan J.
Funding for this research was provided by:
Bill and Melinda Gates Foundation (1017641)
Article History
Received: 22 June 2015
Accepted: 19 November 2015
First Online: 29 November 2015
Compliance with ethical standards
:
: The authors report no conflict of interest with respect to this work.