1. Changing patterns of oral health and implications for oral health manpower: Part I.;Renson;International Dental Journal,1985
2. Caries in the pre-school child: international trends.;Holm;Journal of Dentistry,1990
3. Pitts NB Nugent ZJ Smith PA. Scottish Health Board’s Dental Epidemiological Programme: Report of the 1997/98 Survey of 5 year old children. 1998.
4. Dental fear and avoidance; causes, symptoms and consequences.;Berggren;Journal of the American Dental Association,1988
5. The prevalence and practice management of consequences of dental fear in a major U.S. city.;Milgrom;Journal of the American Dental Association,1988