The discovery and diagnosis of early stage malignant tumor is a question for study in medical and correlative field.

恶性肿瘤的早期发现，早期诊断是医学界及相关学科正在研究的课题。

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The discovery and diagnosis of early stage malignant tumor is a question for study in medical and correlative field.

恶性肿瘤的早期发现，早期诊断是医学界及相关学科正在研究的课题。

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