1. Tuberculosis Reference Laboratory, National Institute for Public Health and the Environment (RIVM), Bilthoven
2. Central Veterinary Institute of Wageningen, Lelystad, The Netherlands
3. Mycobacterium Reference Laboratory, Microbiology and Infectious Diseases Directorate, South Australia Pathology, Adelaide, South Australia, Australia
4. KIT Biomedical Research, Royal Tropical Institute, Meibergdreef
5. Laboratory for Medical Microbiology and Public Health, Enschede, The Netherlands
6. *Stop TB Department, World Health Organization, Geneva, Switzerland