Burnet Institute, Papua New Guinea Institute of Medical Research, Burnet Institute, Burnet Institute, Burnet Institute, Burnet Institute, Papua New Guinea Institute of Medical Research, Central Public Health Laboratories (CPHL), affiliation not provided to SSRN, Papua New Guinea Institute of Medical Research - Population Health and Demography Unit, Ministry of Public Health, Yaoundé - National Malaria Control Program, Papua New Guinea Institute of Medical Research and Burnet Institute