38.常規頭頸部電腦斷層檢查使用 automatic exposure control(AEC),下列何種檢查輻射劑量可能較低?
(A)Brain CT perfusion
(B)Brain CTA
(C)Noncontrast brain CT
(D)Post contrast brain CT
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統計: A(108), B(132), C(1588), D(136), E(0) #2743488
統計: A(108), B(132), C(1588), D(136), E(0) #2743488