髓母细胞瘤是多发于儿童小脑的恶性肿瘤，其预后很差。

Medulloblastoma is the common malignant tumor with poor prognosis in cerebellum of child.

youdao

髓母细胞瘤是多发于儿童小脑的恶性肿瘤，其预后很差。

Medulloblastoma is the common malignant tumor with poor prognosis in cerebellum of child.

youdao