1. Division of Allergy & Infectious Diseases, Global Health & Medicine; University of Washington; Seattle USA
2. Centre for Outcomes Research; McGill University Health Centre - Research Institute; Montreal Canada
3. Department of Epidemiology, Biostatistics and Occupational Health; McGill University; Montreal Canada
4. Honorary Research Fellow; Department of Clinical Sciences, Liverpool School of Tropical Medicine; Liverpool UK
5. Department of Medicine, Division of Pulmonary and Critical Care Medicine, and Firland Northwest TB Center; University of Washington; Seattle WA USA