2[1]Levine AM,Edwards CC.Traumatic lesion of the occipitoatlantoaxial complex.Clin Orthop,1989,239:53
3[2]Anderson PA,Montesano PX.Morphology and treatment of occipital condyle fracture.Spine,1988,13:731
4[3]Bloom AI,Neeman Z,Slasky BS,et al.Fracture of the occipital condyles and associated craniocervical ligament injury:incidence,CT imaging and implications.Clinical Radiology,1997,52:198
5[4]Clayman DA,Sykes CH,Vines FS.Occipital condyle fracture:clinical presentation and radiologic cletection.American Journal of Neuro-radiology,1994,15:1309
6[5]Bozboga M,Unal F,Hepgul K,et al.Fracture of the occipital condyle.Spine,1992,17:1119
7[6]Levine AM,Edwards CC.Treatment of injuries in the C1-C2complex.Orthopedic Clinics of North America,1986,17:31.
8[8]Proubasta IR,Sancho RN,Alonso JR,et al.Horizontal fractuer of the anterior arch of the atlas.Spine,1987,12:615
9[9]Segal LS,Grimm JO,Stauffer ES.Nonunion of fracture of the atlas.J Bone Joint Surg(Am),1987,69:1423
10[10]Templeton PA,Young JWR,Mirvis S,et al.The value of retropharyngeal soft tissue measurements in trauma of the adult cervical spine.Skeletal Radiology,1987,30:1