Objective: to analyze the clinical features of neuroblastoma (NB), so as to improve the early diagnosis for NB and decrease the rate of misdiagnosis.
目的：分析小儿神经母细胞瘤(NB)的临床特点，以提高NB的早期诊断率，减少误诊。
The study shown that the coating contrast shows that the Nb treated by liquid nitrogen freezing and thawing nitrogen is more easy to coat than the normal Nb.
研究表明，用液氮冻融加研磨的方法对微孢子虫进行处理后，包被效果显著提高。
The study shown that the coating contrast shows that the Nb treated by liquid nitrogen freezing and thawing nitrogen is more easy to coat than the normal Nb.
研究表明，用液氮冻融加研磨的方法对微孢子虫进行处理后，包被效果显著提高。
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