University College London - Institute for Global Health, University of Zimbabwe, University College London, University College London - Great Ormond Street Institute of Child Health, University College London, University College London, University College London, Biomedical Research and Training Institute, University College London, Imperial College London, Biomedical Research and Training Institute, Neotree Charity, Snowplow Analytics, University College London - Institute for Global Health and University College London - Great Ormond Street Institute of Child Health