(1) With reference to recent reports of malaria-related deaths and infection in Gauteng, what is the prevalence of malaria contracted by persons who were infected without having visited a malaria endemic area; (2) what measures are in place to avoid migration of malaria mosquitoes into nonendemic areas; (3) what is the status of cooperation between the Government and neighbouring countries in terms of (a) controlling and (b) eradicating malaria in the Southern African Development Community (SADC) region?