Waseem Jerjes1,2,3
, Geir Madland4,5
, Charlotte Feinmann1,4,5
, Mohammed El Maaytah1,2
, Mahesh Kumar1,2
, Colin Hopper1,2,3
, Tahwinder Upile1,2
and Stanton Newman5 
1
Unit of Oral & Maxillofacial Surgery, Division of Maxillofacial, Diagnostic, Medical and Surgical Sciences, Eastman Dental Institute & University College London, London, UK
2
Department of Oral & Maxillofacial Surgery/Head & Neck Unit, University College London Hospitals, London, UK
3
National Medical Laser Centre, Department of Surgery, Royal Free & University College Medical School, London, UK
4
Unit of Oral Medicine & Special Needs Dentistry, Oral Medicine and Special Needs Dentistry, Division of Maxillofacial, Diagnostic, Medical and Surgical Sciences, Eastman Dental Institute, London, UK
5
Centre for Behavioural and Social Sciences in Medicine, Royal Free & University College Medical School, London, UK