Government of the United Kingdom - Public Health England Colindale, Government of the United Kingdom - Public Health England, Public Health England, UK Health Security Agency - Rare & Imported Pathogens Laboratory, UK Health Security Agency, Public Health England, Manchester Royal Infirmary, Government of the United Kingdom - Immunisation and Countermeasures Division, Government of the United Kingdom - Immunisation and Countermeasures Division, Public Health England, Government of the United Kingdom - Immunisation and Countermeasures Division, Government of the United Kingdom - Immunisation and Countermeasures Division, Government of the United Kingdom - Immunisation and Countermeasures Division, Government of the United Kingdom - Public Health England, Public Health England - Immunisation, Hepatitis, and Blood Safety Department, Public Health England and Public Health England - Immunisation and Countermeasures Division