Introduction

References 

1. Becker A. The Orthodontic Treatment of Impacted Teeth. ed 2.. Abingdon: Informa Healthcare; 2007;
2. Becker A, Lustmann J, Shteyer A. Cleidocranial dysplasia (Part 1—general principles of the orthodontic and surgical treatment modality). Am J Orthod Dentofac Orthop. 1997;111:28–33
3. Becker A, Shteyer A, Bimstein E, et al. Cleidocranial dysplasia (Part 2—a treatment protocol for the orthodontic and surgical modality). Am J Orthod Dentofac Orthop. 1997;111:173–183
4. Becker A, Chaushu G, Chaushu A. An analysis of failure in the treatment of impacted maxillary canines. Am J Orthod Dentofac Orthop. 2010;137:743–754
5. Heithersay GS. Clinical, radiologic, and histopathologic features of invasive cervical resorption. Quintessence Int. 1999;30:27–37
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