University of Melbourne - Peter Doherty Institute for Infection and Immunity, University of Melbourne - Centre for Epidemiology and Biostatistics, University of Melbourne - Peter Doherty Institute for Infection and Immunity, University of Melbourne - Peter Doherty Institute for Infection and Immunity, University of Copenhagen, Institute for Immunology and Microbiology, Centre for Medical Parasitology, University of Melbourne - Peter Doherty Institute for Infection and Immunity, University of Melbourne - Peter Doherty Institute for Infection and Immunity, University of Melbourne - Peter Doherty Institute for Infection and Immunity, Ehime University - Division of Malaria Research, University of Malawi - Malawi-Liverpool-Wellcome Trust Clinical Research Programme, Ehime University - Division of Cell-Free Sciences, University of Melbourne - Centre for Epidemiology and Biostatistics, Malawi University of Science and Technology - Academy of Medical Sciences, Kamuzu University of Health Sciences - Blantyre Malaria Project, Kamuzu University of Health Sciences - Blantyre Malaria Project, University of Melbourne - Peter Doherty Institute for Infection and Immunity and University of Melbourne - Peter Doherty Institute for Infection and Immunity