1. Hypodontia in the permanent dentition;Grahnen;Odontol Revy,1956
2. A survey of congenitally missing teeth, excluding third molars, in 6000 orthodontic patients;Rose;Dent Pract Dent Rec,1966
3. Maxillary canine-first premolar transposition, associated dental anomalies and genetic basis;Peck;Angle Orthod,1993
4. Site-specificity of tooth agenesis in subjects with maxillary canine malpositions;Peck;Angle Orthod,1996
5. Prevalence of tooth agenesis and peg-shaped maxillary lateral incisor associated with palatally displaced canine (PDC) anomaly;Peck;Am J Orthod Dentofacial Orthop,1996