目的：观察低分子肝素对不稳定型心绞痛的疗效。

Objective:To study the effect of Fragmin in treatment of unstable angina.

youdao

目的：观察低分子肝素对不稳定型心绞痛的疗效。

Objective:To study the effect of Fragmin in treatment of unstable angina.

youdao