Shi-sheng HE ; Jie ZHAO ; Kai-wei HAN ; Tie-sheng HOU ; Nazakat HUSSAIN ; Shun-ming ZHANG
Chinese Medical Journal 2007;120(9):844-846
Child ; Female ; Humans ; Lumbar Vertebrae ; Neuroectodermal Tumors, Primitive ; pathology ; therapy ; Spinal Neoplasms ; pathology ; therapy