Strengthening HIV surveillance in the antiretroviral therapy era: rationale and design of a longitudinal study to monitor HIV prevalence and incidence in the uMgungundlovu District, KwaZulu-Natal, South Africa

• Ayesha B. M. KharsanyCentre for the AIDS Programme of Research in South Africa
• Cherie CawoodEpicentre (South Africa)
• David KhanyileEpicentre (South Africa)
• Anneke C GroblerCentre for the AIDS Programme of Research in South Africa
• Lyle R. McKinnonCentre for the AIDS Programme of Research in South Africa
• Natasha SamsunderCentre for the AIDS Programme of Research in South Africa
• Janet FrohlichCentre for the AIDS Programme of Research in South Africa
• Quarraisha Abdool KarimCentre for the AIDS Programme of Research in South Africa
• Adrian J. PurenNational Health Laboratory Service
• Alex WelteStellenbosch University
• Gavin GeorgeUniversity of KwaZulu-Natal
• Kaymarlin GovenderUniversity of KwaZulu-Natal
• Carlos ToledoCenters for Disease Control and Prevention
• Zawadi Chipeta
• Lycias Zembe
• Mary T. Glenshaw
• Lorna Madurai
• Varough Deyde
• Alfred Bere