1. Department of Medicine, University of Cape Town , Cape Town , South Africa
2. Victoria Hospital Wynberg , Cape Town , South Africa
3. Infection and Immunity Research Institute, St George's University of London , London , UK
4. Centre for Infectious Diseases Research in Africa, Institute of Infectious Disease and Molecular Medicine, University of Cape Town , Cape Town , South Africa
5. MRC Centre for Medical Mycology, Faculty of Health and Life Sciences, University of Exeter , Exeter , UK