1 Department of Medicine, The Doherty Institute, University of Melbourne, Melbourne, VIC, Australia
2 Victorian Infectious Diseases Service, The Doherty Institute, Melbourne, VIC, Australia
3 Papua New Guinea Institute of Medical Research, Goroka, Papua New Guinea
4 The Walter and Eliza Hall Institute of Medical Research, Melbourne, VIC, Australia
5 Barcelona Centre for International Health Research (CRESIB), Barcelona, Spain
6 The Nossal Institute for Global Health, The University of Melbourne, Melbourne, VIC, Australia