1. Tuberculosis Reference Laboratory, National Institute for Public Health and the Environment (RIVM), Centre for Infectious Disease Control, P.O. Box 1, 3720 BA Bilthoven, Netherlands
2. Radboud University Nijmegen Medical Centre/NCMLS, Centre for Molecular and Biomolecular Informatics, P.O. Box 9101, 6500 HB Nijmegen, Netherlands
3. Department of Tuberculosis Control GGD Fryslân, P.O. Box 601, 8901 BK Leeuwarden, Netherlands
4. University Centre for Chronic Diseases, Department of Pulmonary Disease, Department of Medical Microbiology, Radboud University Nijmegen Medical Centre, P.O. Box 9101, 6500 HB Nijmegen, Netherlands