1. Department of Oral Health, National Institute of Public Health. DMFT scores for 3-year-old Japanese children. http://www.niph.go.jp/soshiki/koku/oralhealth/nioph/contents/infant_data.htm [Accessed 29 October 2010]
2. Department of Oral Health, National Institute of Public Health. DMFT scores for 12-year-old Japanese children. http://www.whocollab.od.mah.se/wpro/japan/data/japancar.html [Accessed 29 October 2010]
3. Ranking countries by dental status using the DMFT and FS-T indices;Namal;Int Dent J,2005
4. Minimal intervention dentistry – a review. FDI Commission Project 1-97;Tyas;Int Dent J,2000
5. Oral health of individuals aged 3–80 years in Jonkoping, Sweden during 30 years (1973–2003) II. Review of clinical and radiographic findings;Hugoson;Swed Dent J,2005