脑血管病的危险因素有哪些?
参考答案:
高血压、心脏病、糖尿病、TIA和脑卒中史、吸烟及酗酒、高脂血症等。
常用于血液保存的抗凝药是()
A.维生素K
B.香豆素
C.肝素
D.铁剂
E.双密达莫
What does the woman mean [A] She’ll change it for him. [B] She can’t change it for him. [C] She’d like to see what is wrong with it.