1[1]Triffit JT. Initiation and enhancement of bone formation: A review.Acta Orthop Scand 1987,58:67.
2[2]Durr ED, Turlington EG, Foote RL. Radiation treatment of heterotopic bone formation in the temporonandibular joint articulation. Int Radiat Oncol Biol Phys 1993,27:863.
3[3]Kim JH, Chu FC, Woodward HQ, et al. Radiation - induced softtissue and bone sarcoma. Radiology 1978,124: 501.
