Comment

1.World Health Organisation. Standardisation of reporting of dental diseases and conditions. Report of an expert committee on dental health. Geneva:WHO;1962.Search in Google Scholar

2.Burden DJ. Oral health-related benefits of orthodontic treatment. Semin Orthod 2007;13:76–80.Search in Google Scholar

3.Broder HL. Using psychological assessment and therapeutic strategies to enhance well-being. Cleft Palate Craniofac J 2001;38:248–54.Search in Google Scholar

4.Dunlow N, Phillips C, Broder HL. Concurrent validity of the COHIP. Community Dent Oral Epidemiol. 2007 Aug;35 Suppl 1:41–9.Search in Google Scholar

5.Cunningham SJ, O’Brien C. Quality of life and Orthodontics. Semin Orthod 2007;13:96–103.Search in Google Scholar

6.Vig WL, Firestone A, Wood W, Lenk M. Quality of Orthodontic Treatment. Semin Orthod 2007;13:81–7.Search in Google Scholar

7.Richmond S. Orthodontic treatment need, complexity, outcome and cost-effectiveness. In: Jones ML, Oliver RG, eds. Walther and Houston’s orthodontic notes. Oxford, UK: Wright; 2000.Search in Google Scholar

8.Ter Heege G. EURO-QUAL: towards a quality system for European orthodontic professionals (Biomedical and Health Research Series). Amsterdam, Netherlands: ISO Press; 1997. ISBN 9051993307.Search in Google Scholar

9.Birkeland K, Katle A, Lovgreen S, Boe OE, Wisth PJ. Factors influencing the decision about orthodontic treatment. A longitudinal study among 11 and 15-year-olds and their parents. J Orofac Orthop 1999;60:292–307.Search in Google Scholar

10.Shaw WC, Addy M, Ray C. Dental and social effects of malocclusion and effectiveness of orthodontic treatment. Community Dent Oral Epidemiol 1980;8:36–45.Search in Google Scholar

11.Shaw WC, Gbe MJ, Jones BM. The expectations of orthodontic patients in South Wales and St Louis, Missouri. Br J Orthod 1979;6:203–5.Search in Google Scholar

12.Institute of Medicine. Dental education at the crossroads: challenges and change. Washington DC: National Academy Press;1995.Search in Google Scholar