这包括规定的术后第一天使用的华法林和持续6周的使用，目标是控制国际标准化比值在1.5到2之间。

This consisted of administration of warfarin on postoperative Day 1 and continuing for 6 weeks aiming for an international normalized ratio of 1.5 to 2.

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目的：利用正常血浆和定标血浆，建立一种准确可靠、易于实验室开展的凝血酶原时间国际标准化比值检测方法。

Objectives: Using normal plasmas and criterion plasmas to establish a kind of accurate and feasible method that could measure international normalized ratio (INR) of prothrombin time (PT).

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心房颤动消融术中为达到治疗国际标准化比值普通肝素的用量应为多少？

How Much Amount of Heparin should be used in the Atrial Fibrillation Ablation with therapeutic International Normalized Ratio?

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