Observation. Observation is an effective method to test the operation of internal control (e. g., separation of duties) without written record.
观察。观察是测试不留下书面记录的控制(如职责分离)的运行情况的有效方法。
Objective To assess and design of internal quality control procedures of the coagulation test.
目的对凝血试验试验项目的质控方法进行评价和设计。
Objective To assess and design of internal quality control procedures of the coagulation test.
目的对凝血试验试验项目的质控方法进行评价和设计。
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