1. The relationship between third molar agenesis and reduction in tooth number;Garn;Angle Orthod,1962
2. Bilateral maxillary canines agenesis: a case report and a literature review;Lombardo;Eur J Paediatr Dent,2007
3. Frequency of Bolton tooth-size discrepancies among orthodontic patients;Freeman;Am J Orthod Dentofacial Orthop,1996
4. The occurrence of tooth size discrepancies among different malocclusion groups;Crosby;Am J Orthod Dentofacial Orthop,1989
5. Disharmony in tooth size and its relation to the analysis and treatment of malocclusion;Bolton;Angle Orthod,1958