1. Mycetoma Research Centre, University of Khartoum, P.O. Box 102, Khartoum, Sudan
2. Department of Medical Microbiology and Infectious Diseases, Erasmus University Medical Centre, Rotterdam, The Netherlands
3. Brighton and Sussex Centre for Global Health Research, Brighton and Sussex Medical School, Brighton, UK
4. Institute of Endemic Diseases, University of Khartoum, Khartoum, Sudan