53.下列何者不是牙髓(pulp)組織老化的現象?
(A)牙髓腔(pulp chamber)變小
(B)失養性鈣化(dystrophic calcification)減少
(C)牙髓血管(blood vessel of pulp)減少
(D)牙髓神經(nerve of pulp)減少
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統計: A(47), B(2020), C(20), D(33), E(0) #1947216
統計: A(47), B(2020), C(20), D(33), E(0) #1947216