22.下列何種材料較適宜做為根尖逆充填(retrograde filling)材料?
(A)玻璃離子體(glass ionomers)
(B)複合樹脂(composite resin)
(C)Cavit
(D)MTA(mineral trioxide aggregate)

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統計: A(1), B(1), C(3), D(480), E(0) #1032677