1. College of Medicine, Nursing and Health Sciences, Fiji National University, Suva, Fiji
2. Division of Pacific Technical Support, World Health Organization, Suva, Fiji
3. Operational Research Unit, Brussels Operational Center, Médecins Sans Frontières, Luxembourg, Luxembourg
4. International Union Against Tuberculosis and Lung Disease, Paris, France; and School of Population Health, The University of Auckland, Auckland, New Zealand