对医学文献提出的成本大约每年20000美元来治疗病人平均相对标准偏差。

Review of the medical literature suggests a cost of about $20,000 a year to treat an average patient with RSD.

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测定方法简便，具有很好的准确度与精密度，平均相对标准偏差为2 72 % ，平均回收率为10 3 87%。

The method is convenient and the results show good precision and accuracy, the relative standard deviation was 2 72% and the recovery rate was 103 87%.

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