神经母细胞瘤是儿童最常见的颅外实体肿瘤。

Neuroblastoma is the most common extracranial solid tumor in children.

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神经母细胞瘤是儿童最常见的颅外实体肿瘤。

Neuroblastoma is the most common extracranial solid tumor in children.

youdao