Objective: To approach the method of surgical treatment for severe rigid non-angular cervical kyphosis.
目的：探讨重度僵硬型非角状颈椎后凸畸形的手术治疗方法。
The degenerative eyes and the long projection on head of the fish species Sinocycloheilus rhinocerous Li et Tao were studied respectively by histological and anatomical methods.
