Affiliation: | 1. Department of Oral Health Services Research and Dental Public Health, Dental Institute, King's College London, Caldecot Road, London SE5 9RW, UK;2. Department of Psychology, Institute of Psychiatry, King's College London, 5th Floor Bermondsey Wing, Guy's Campus, London SE1 9RT, UK;3. Department of Oral and Maxillofacial Surgery, Dental Institute, King's College London, Floor 23 Guy's Tower, London SE1 9RT, UK |