1. Institute of Infection & Global Health, University of Liverpool, Liverpool, UK
2. Department of Medicine, Kwame Nkrumah University of Science & Technology, Kumasi, Ghana
3. Komfo Anokye Teaching Hospital, Kumasi, Ghana
4. Department of Infection & Population Health, University College London, London, UK
5. Malawi-Liverpool-Wellcome Trust Clinical Research Programme, Blantyre, Malawi
6. Centre for Clinical Infection, James Cook University Hospital, Middlesbrough, UK