Barts Health NHS Trust, The Royal London Hospital, London, United Kingdom
Barts Health NHS Trust Dental Hospital, London, United Kingdom
Aga Khan University, Karachi, Pakistan
Haydock Medical Centre, St Helens, Herts, United Kingdom
The William Harvey Research Institute, London, United Kingdom
Royal London Dental Hospital, London, United Kingdom
The Royal London Hospital, London, United Kingdom
Zvitambo Institute for Maternal and Child Health Research, Harare, Zimbabwe
St Bartholomew's Hospital, Barts Health NHS Trust, London, United Kingdom
Barts Health NHS Trust Dental Hospital, London, United Kingdom
Centre for Oral Clinical Research (COCR), London, United Kingdom