For the exposure of patients in diagnostic radiology, individual dose limit does not apply, but optimization of radiological protection may play a major role.

对于医学诊断中病人接受的剂量，个人剂量限值不适用，但放射防护最优化却可以发挥大的作用。

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Objective to explore the effect of long-term low-dose X-ray on the blood system and genetic material in the health workers and to provide basis for protecting the radiological health workers.

目的探索长期接触低剂量X射线对医务人员血液系统及其遗传物质的影响，为当前放射医务人员的卫生防护工作提供依据。

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Radiological clearance of lesions as measured by standard scores was also maximal in the high-dose INH group, according to the article.

用标准分数评价的放射学病灶清除率亦是大剂量inh最高，根据文章报道。

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