英语语法分析

Conclusion There is significant abnormal in coagulation and fibrinolysis system in patients with is.

结论缺血性脑卒中患者存在明显的凝血和纤溶系统的异常。

Objective: To study the change of fibrinolysis system and its clinical significance in atrial fibrillation.

目的：研究心房颤动的纤溶系统改变及其临床意义。

Objective: to study the changes of the fibrinolysis coagulation system in young migrants exposed to high altitude.

目的：研究高原青年移居者血液凝血纤溶系统的状态。