National health laboratory services

South African national public laboratory service with its head office in Johannesburg, established in 2001 and the largest diagnostic pathology service in the country, serving the public health sector through a network of more than two hundred laboratories. Provides clinical chemistry, haematology, microbiology, virology, histopathology and molecular diagnostics, runs the National Institute for Communicable Diseases and the National Institute for Occupational Health, supports HIV, tuberculosis and outbreak surveillance and testing and carries out research and training for laboratory staff.