32.初次因 Clostridium difficile 造成的腹瀉,那些藥品是首選?①oral metronidazole ②IV vancomycin ③oral vancomycin ④oral loperamide
(A)①④
(B)①③
(C)②③
(D)②④

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統計: A(0), B(2), C(0), D(0), E(0) #3972621