1. A combination therapy;Feinman;CDA J,1987
2. Psychological issues pertaining to malocclusion;Strieker;Am J Orthod,1970
3. A special report—medicine and health;Wall Street Journal,1987
4. Developing socio-dental indicators—the social impact of dental disease;Cushing;Community Dent Health,1985
5. Survey of patients’ attitudes toward current esthetic procedures;Goldstein;J Prosthet Dent,1984