The quantification of absolute activity in vivo is necessary procedure of estimating the absorbed dose of organ or tissue.

器官组织的绝对活度定量是吸收剂量估算的必要步骤。

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The quantification of absolute activity in vivo is necessary procedure of estimating the absorbed dose of organ or tissue.

器官组织的绝对活度定量是吸收剂量估算的必要步骤。

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