1Hughes T,Thomas C,Richards L,et al.A study of occlusal variation in the primary dentition of Australian twins and singletons.Arch Oral Biol,2001,46(9):857
2Harris EF,Johnson MG.Heritability of craniometric and occlusal variables:a longitudinal sib analysis.Am J Orthod Dentofacial Orthop,1991,99(3):258
3Townsend GC,Corruccini RS,Richards LC,et al.Genetic and environmental determinants of dental occlusal variation in South Australian twins.Aust Orthod J,1988,10(3):231
4Varrela J,Alanen P.Prevention and early treatment in orthodontics:a perspectives.J Dent Res,1995,74(8):1436
5Townsend G,Rogers J,Richards L,et al.Agenesis of permanent maxillary lateral incisors in South Australian twins.Aust Dent J,1995,40(3):186
6Walker FA,Goho C,Schanzer RB.Menkes disease:report of two cases.ASDC J Dent Child,2002,69(1):70
9Langowska-Adamczyk H,Karmanska B.Similar locations of impacted and supernumerary teeth in monozygotic twins:a report of 2 cases.Am J Orthod Dentofacial Orthop,2001,119(1):67
10Dempsey PJ,Townsend GC,Martin NG,et al.Genetic covariance structure of incisor crown size in twins.J Dent Res,1995,74(7):1389
