1. Japan Society for Oral Health. Report on the survey of dental diseases. Available from: http://www.mhlw.go.jp/toukei/list/62-23.html. Accessed 10 November 2019.
2. Relationship between smoking status and tooth loss: findings from national databases in Japan;Hanioka;J Epidemiol,2007
3. Oral Health Inequalities through Life-stages among Japanese: a study linking the survey of dental diseases and comprehensive survey of living conditions (in Japanese);Aida;J Dent Hlth,2016
4. Periodontal disease and percentage of calories from fat using national data;Hamasaki;J Periodont Res,2017
5. Kennedy-Applegate classification of partially edentulous dental arches;Ulmer;NADL J,1983