1. Wits Research Institute for Malaria, SAMRC Collaborating Centre for Multi-Disciplinary Research on Malaria, School of Pathology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
2. Ministry of Health and Child Care, De Beers Research Laboratory, Chiredzi, Zimbabwe
3. School of Geography, Archaeology and Environmental Studies, University of the Witwatersrand, Johannesburg, South Africa
4. Ministry of Health and Child Care, National Malaria Control Programme, Harare, Zimbabwe