当尿中尿胆素尿胆原完全阴性时,应考虑为()。
A.肝细胞性黄疸
B.阻塞性黄疸
C.溶血性黄疸
D.药物性黄疸
E.肠梗阻
参考答案:B
Swap contracts typically:()
A. are standardized contracts.
B. cover a single payment.
C. do not require a payment from either party at initiation.
“故宫画医”单嘉玖说,揭画心的手法是()。
A.搓
B.刮
C.撕
D.点