Importance for laboratories to use 2476. Many managers ‘sign off’ on the results without really investigating if those results are in fact accurate– 247 provides an easy and fast way for laboratory managers to be confident that the results they sign for are correct.– 实验室管理者在检验报告单上签字时往往并没有去考察结果是否可靠。 247提供一个快速有效的途径让管理者可以确保结果的准确。