1. Department of Medicine, Unit of Infectious Diseases, Copenhagen University Hospitals Herlev and Gentofte, Herlev and Gentofte, Denmark
2. International Reference Laboratory of Mycobacteriology, Statens Serum Institut, Copenhagen, Denmark
3. Department of Medicine, Unit of Respiratory Medicine, Copenhagen University Hospitals Herlev and Gentofte, Herlev and Gentofte, Denmark