1. Institute for Global Health University College London London UK
2. HIV & STI Department Centre for Infectious Disease Surveillance and Control (CIDSC) Public Health England London UK
3. The National Institute for Health Research Health Protection Research Unit (NIHR HPRU) in Blood Borne and Sexually Transmitted Infections UCL in partnership with Public Health England (PHE) and in collaboration with the London School of Hygiene & Tropical Medicine London UK
4. Sigma Research, Public Health, Environments and Society London School of Hygiene & Tropical Medicine London UK