Keddy Karen H, Smith Anthony M, Page Nicola A
Centre for Enteric Diseases, National Institute for Communicable Diseases, 2131 Sandringham, Johannesburg, South Africa; Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa.
Centre for Enteric Diseases, National Institute for Communicable Diseases, 2131 Sandringham, Johannesburg, South Africa; Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa.
Lancet. 2016 Sep 24;388(10051):1252-4. doi: 10.1016/S0140-6736(16)31664-6.