76 為減少心臟心律不整,施行體外震波碎石術時,其震波發起點(shock wave triggering)應在:
(A) P wave 20 ms later
(B) QRS complex 20 ms later
(C) T wave 20 ms later
(D) S wave 20 ms later

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統計: A(2), B(0), C(0), D(0), E(0) #1054911