University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, University of Malawi - Malawi-Liverpool-Wellcome Trust Clinical Research Programme, Christian Medical College, National Institute of Mental Health and Neuro Sciences, Universidade Federal de Pernambuco (UFPE), Christian Medical College, Christian Medical College, Hospital das Clinicas, Hospital da Restauração, National Institute of Mental Health and Neurosciences (NIMHANS), University of Liverpool - Institute of Population Health Sciences, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, Christian Medical College, Christian Medical College, Indira Gandhi Institute of Child Health, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, Kamuzu University of Health Sciences, Childhood Acute Illness and Nutrition Network, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, University of Malawi - Malawi-Liverpool-Wellcome Trust Clinical Research Programme, Sri Devaraj Urs Academy of Higher Education and Research, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, Kamuzu University of Health Sciences, Kamuzu University of Health Sciences, Universidade Federal de Pernambuco (UFPE) - Oswaldo Cruz Foundation Pernambuco, National Institute of Mental Health and Neuro Sciences, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, University of Malawi - Malawi-Liverpool-Wellcome Trust Clinical Research Programme, National Institute of Mental Health and Neuro Sciences, University of Oxford, - Oswaldo Cruz Institute, Government of the United States of America - National Center for Emerging and Zoonotic Infectious Diseases, World Health Organization (WHO), University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, Christian Medical College, Correia Picanco Hospital, Liverpool School of Tropical Medicine, Encephalitis International, Alder Hey Children's NHS Foundation Trust, University of Birmingham, National Institute of Mental Health and Neuro Sciences, Leeds Teaching Hospitals NHS Trust, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, Kamuzu University of Health Sciences, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, Liverpool School of Tropical Medicine, National Institute of Mental Health and Neurosciences (NIMHANS) - Department of Neurovirology, University of Liverpool - Institute of Population Health Sciences, Independent, University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences, Universidade Federal de Pernambuco (UFPE) - Oswaldo Cruz Foundation Pernambuco, National Institute of Mental Health and Neuro Sciences, Christian Medical College - Department of Infectious Diseases and University of Liverpool - Institute of Infection, Veterinary and Ecological Sciences

University of Oxford, University of Oxford, University of Oxford - Centre for Tropical Medicine & Global Health, Indira Gandhi Memorial Hospital, University of Oxford - Department of Paediatrics, University of Oxford - Oxford Vaccine Group, University of London - St. George's, Liverpool School of Tropical Medicine, NHS Foundation Trust - Oxford University Hospitals, NHS Foundation Trust - Oxford University Hospitals, Government of the United Kingdom - Oxford University Hospitals NHS Foundation Trust, University of Oxford, University of Oxford, University of Oxford, Nuffield Department of Medicine, John Radcliffe Hospital, University of Oxford - Nuffield Department of Clinical Medicine and University of Oxford - Nuffield Department of Medicine

London School of Hygiene & Tropical Medicine, London School of Hygiene & Tropical Medicine, Christian Medical College - Department of Community Medicine, Qatar University - Department of Population Medicine, Gates Foundation, Yonsei University - Graduate School of Public Health, Liverpool School of Tropical Medicine, Nagasaki University, London School of Hygiene & Tropical Medicine, London School of Hygiene & Tropical Medicine - Department of Health Services Research and Policy and London School of Hygiene & Tropical Medicine