1. Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Canada
2. McGill International TB Centre, McGill University, Montreal, Canada
3. Foundation for Innovative New Diagnostics, Geneva, Switzerland
4. Department of Infectious Diseases, University of Heidelberg, Heidelberg, Germany
5. Division of Respiratory Medicine, University of British Columbia, Vancouver, Canada
6. BC Centre for Disease Control, Vancouver, Canada
7. Respiratory Epidemiology and Clinical Research Unit, Research Institute of the McGill University Health Centre and Montreal Chest Institute, Montreal, Canada