医师在进行实验性临床医疗时，应充分保障（）的知情同意权。
A.患者
B.患者家属
C.患者和其家属
D.患者或其家属
参考答案：D
— Do you know ______ the new mobile phone last week?
— Maybe 900 yuan. I'm not quite sure. [ ]
A. how much she paid for
B. how much will she pay for
C. how much did she pay for
D. how much she will pay for
试述机械性窒息的一般尸体内部征象及其成因
