Conclusion: Many factors could affect the results of NAP, clinical lab should establish the reference interval depending on self-conditions and pay attention to the quality control.
结论：多种因素均对NAP实验结果构成影响，各实验室应根据自身实验条件而建立参考范围且实验过程中应注意质量控制。
Conclusion Each clinical lab should establish its own reference range of APTT.
结论各临床实验室应确定自己的参考值范围。
The concept of non-electrostatic field refers to the induced electric field stimulated by the changing magnetic field of reference system in a lab in electromagnetics.
非静电场这一概念，在电磁学里指对实验室参照系存在变化的磁场激发的感生电场而言。
应用推荐