1 Victorian Tuberculosis Program, Melbourne Health, University of Melbourne, Parkville, Victoria, Australia; Department of Microbiology and Immunology, University of Melbourne, Parkville, Victoria, Australia. justin.denholm@mh.org.au.
2 Global Health Ethics Unit, Department of Knowledge, Ethics and Research, World Health Organization (WHO), Geneva, Switzerland.
3 TB/HIV and Community Engagement Unit, Global TB Program, WHO, Geneva, Switzerland.