1. Tooth size and tooth formation in children with advanced hypodontia;Rune;Angle Orthod,1974
2. An orthopantomographic study of hypodontia, supernumeraries and other anomalies in schoolchildren between the age of 8-9 years;Bergström;Swed Dent J,1977
3. Incidence of congenital anomalies in permanent teeth in a group of Canadian children aged 6-9;Castaldi;J Can Dent Assoc,1966
4. Panoramic radiographic examination of 704 Danish children aged 9-10 years;Locht;Community Dent Oral Epidemiol,1980
5. Radiographic determination of the prevalence of selected dental anomalies in children;McKibben;J Dent Child,1971