University of Cambridge - National Institute of Health Research Global Health Research Group on Neurotrauma, University of Cambridge - Academic Division of Neurosurgery, University College Hospital Ibadan, Dr. Soetomo Hospital, University of Cambridge - National Institute of Health Research Global Health Research Group on Neurotrauma, Addis Ababa University - Black Lion Hospital, University of Cambridge - National Institute of Health Research Global Health Research Group on Neurotrauma, University of Cambridge - National Institute of Health Research Global Health Research Group on Neurotrauma, University of Cambridge - National Institute of Health Research Global Health Research Group on Neurotrauma, University of Cape Town (UCT), All India Institute of Medical Sciences (AIIMS), New Delhi, Cornell University - Weill Cornell Medicine, University Hospital of Parma, North West General Hospital & Research Center, Addis Ababa University - Black Lion Hospital, Universidad El BosqueUniversidad El Bosque - Department of Neurosurgery, Muhimbili University of Health and Allied Sciences - Muhimbili Orthopaedic Institute, Lusaka University Teaching Hospital, Post Graduate Institute of Medical Education & Research (PGIMER), Addis Ababa University - Black Lion Hospital, Yangon General Hospital, Muhimbili University of Health and Allied Sciences - Muhimbili Orthopaedic Institute, University of Cambridge - National Institute of Health Research Global Health Research Group on Neurotrauma, National Institute of Mental Health and Neuro Sciences, Humanitas University, University of Cambridge - National Institute of Health Research Global Health Research Group on Neurotrauma, University of Cambridge - National Institute of Health Research Global Health Research Group on Neurotrauma, University of Cambridge - Academic Division of Neurosurgery and Independent