Importance for laboratories to use 247 4.Can be used as a trouble-shooting tool– If there are concerns that the control material is not performing well-如果担心质控物有问题– 247 enables the lab to separate the effects of the method from suspected effects of the control by looking at the effect of the same controls in other labs-可通过247观察其他实验室的数据迅速区分是质控物的问题还是分析系统的问题– Leading to more rapid and effective problem solving –更加快速有效的解决问题