1. Occlusion in the primary dentition. Study of children at 2 1/2 to 3 years of age;Foster;British Dental Journal,1969
2. Age changes in the occlusal pattern of deciduous dentition;Nanda;Journal of Dental Research,1973
3. Malocclusion and sucking habits of 4-year-old children;Kohler;Acta Pediatrica Scandinavica,1973
4. Malocclusion in the deciduous dentition in White, Black and Apache Indian children;Infante;Angle Orthodontics,1975
5. Longitudinal study of occlusion in the primary dentition in 3-7-year-old children;Ravn;Scandinavian Journal of Dental Research,1980