1. Scottish Dental Clinical Effectiveness Programme; NHS Education for Scotland; Dundee UK
2. Division of Dentistry, School of Medical Sciences, Faculty of Biology, Medicine and Health; The University of Manchester; Manchester UK
3. King's College London Dental Institute; London UK
4. Norwich Medical School; University of East Anglia; Norwich UK
5. Cochrane Oral Health; Division of Dentistry, School of Medical Sciences, Faculty of Biology, Medicine and Health, The University of Manchester; Manchester UK