1. Caliskan M K, Pehlivan Y . Prognosis of root-fractured permanent incisors. Endod Dent Traumatol 1996; 12: 129–136.
2. Hovland E J . Horizontal root fractures: treatment and repair. Dent Clin North Am 1992; 36: 509–525.
3. Andreasen J O, Andreasen F M . Crown-root fractures. In Andreasen J O, Andreasen F M (Ed). Text book and color atlas of traumatic injuries to the teeth. 3rd ed. pp 257–277. Copenhagen: Munksgaard, 1994.
4. Calasans-Maia J A, Calasns-Maia M D, da Matta E N et al. Orthodontic movement in traumatically intruded teeth: a case report. Dent Traumatol 2003; 19: 292–295.
5. Malmgren O, Malmgren B, Goldson L . Orthodontic management of the traumatized dentition. In Andreasen J O, Andreasen F M (Ed). Text book and color atlas of traumatic injuries to the teeth. 3rd ed. pp 600–633. Copenhagen: Munksgaard, 1994.