25.下列何者常做為永久性植入的射源?
(A)125I and 198Au
(B)192Ir and 198Au
(C)137Cs and 192Ir
(D)226Ra and 125I
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統計: A(1046), B(47), C(31), D(7), E(0) #1050424
統計: A(1046), B(47), C(31), D(7), E(0) #1050424