预防冠状动脉粥样硬化斑块进展最有证据的药物是()
A.阿司匹林
B.低分子肝素
C.血管紧张素转换酶抑制剂
D.他汀类
E.钙通道阻滞剂
参考答案:D
血浆中的水分来自[ ]
A.组织液
B.血浆、消化道
C.淋巴、组织液
D.消化道、组织液、淋巴
A dealer in the forward contract market:()
A. can not be a bank.
B. may enter into a contract with another dealer.
C. gets a small payment for each contract at initiation.