18.下列何者不是牙根周圍手術(periradicular surgery)的止血劑?
(A)Surgicel
(B)Gelfoam
(C)potassium sulfate
(D)epinephrine pellets
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統計: A(73), B(120), C(627), D(88), E(0) #1742267
統計: A(73), B(120), C(627), D(88), E(0) #1742267