19.下列何種裝置較適合用來治療短臉型二級異常咬合?①機能矯正裝置(activator) ②哈柏矯正裝置(Herbst
appliance) ③頸部式頭套(cervical headgear) ④高拉式頭套(high-pull headgear)
(A)①②
(B)③④
(C)①③
(D)②④
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統計: A(245), B(75), C(651), D(134), E(0) #2866677
統計: A(245), B(75), C(651), D(134), E(0) #2866677