{ 30, 20, 18, 28, 33, 41, 55, 39 },
Resident doctors also have little control on where and when they are asked to work, and say that the need to do placements in different parts of the country can be expensive.
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三是提升实验室分析要求。在实验室测定环节新增了空白试验要求,对方法检出限和定量限的确定原则、精密度、校正曲线绘制、准确度评价以及平行样分析等核心质控指标的评价内容和要求进行了系统性的变更与细化。