Johnson Cheryl C, Corbett Elizabeth L
World Health Organization, 20 Avenue, Appia 1211 Geneva, Switzerland.
London School of Hygiene and Tropical Medicine, London, UK; Malawi-Liverpool-Wellcome Trust Clinical Research Programme, Blantyre 3, Malawi.
Lancet HIV. 2016 Jun;3(6):e243-4. doi: 10.1016/S2352-3018(16)00044-8. Epub 2016 Apr 8.