49.W形牙弓裝置(W-arch appliance)適用於下列何種不正咬合?
(A)前方錯咬(anterior crossbite)
(B)前方開咬(anterior openbite)
(C)後方錯咬(posterior crossbite)
(D)後方開咬(posterior openbite)
答案:登入後查看
統計: A(45), B(31), C(420), D(17), E(0) #1153065
統計: A(45), B(31), C(420), D(17), E(0) #1153065