5TM. Graber. Thomas Rakosi. Alcxandre G. Pelrovic.Dentofacial Orthopedies with Functional Appliances. Second Edilion. St. Louis. Mosby, 1997:268-271.
6Illing HM, Morris DO. Lee RT. A prospective evaluation of Bass. Bionator and Twin-block appliances. Part I The hardtissues. Eur J Orthod. 1998.20(5):501-516.
7Clark WJ. The twinblock technique: A fnctional orthopedic appliance system. Am J Orthod, 1988; 93:1-18.
8Petrovic A,Stutzman J. Is it possible to modulate the growth if the hunman mandibule with a functional applianee int[J].J Orthod, 1991 ,spring- summer, 29: 3
9Dahan J, Serhal JB, Englebert A. Am J Orthod Dentofac Orthop, 1989,95 (2) : 127
5Hermann N V, Zargham M, Darvann T A, et al. Early postnatal development of the mandibular permanent first molar in irffants with isolated cleft palate [ J ]. Int J Paediatr Dent, 2011. [Epub ahead of print].
6Chung K R, Cho j" H, Kim S H, et al. unusual extraction treatment in Class II division 1 using C- orthodontic mini Implants[J]. Angle Orthod, 2007, 77(1): 155.
7Saga AY, Maruo IT, Maruo H, et al. Treatment of an adult with several missing teeth and atrophic old mandibular first- molar extraction sites[J ]. Am J Orthod Dentofacial Orthop, 2011, 140(6): 869.
