5[1]Fornasier VL,Paley D.Leiomyosarcoma in bone:primary or secondary? Skeletal Rodiol,1983,10:147-153.
6[4]Sanerkin NG.Primary leiomyosarcoma of bone and its comparison with fibrosarcoma.A cytoloyical,histoligical,and ultrastructural study.Cancer,1979,441:375.
7[5]Rooij WJJ,Teepen JM,Verhagen HJ.Primary leiomyosarcoma of the spine.Neuroradiology,1995,37:465-467.
8[6]Wirbel RJ,Verelst S,Hanselmann R,et al.Primary leiomyosarcoma of bone.Ann Surg Oncol,1998,5:635-641.
9[7]Young MP,Freemont AJ.Primary leiomyosarcoma of bone.Histopathology,1991,19:257-262.
10[8]Stratton MR,Williams S,Fisher C,et al.Ostrutural alterations of the RB1 gene in human soft tissue tumors.Br J Cancer,1989,60:202-205.
