44.5歲孩童下顎左側乳臼齒深度齲齒需拔除(如下圖)建議使用何種空間維持器?
(A)帶環裝置(band and loop space maintainer)
(B)遠心鞋型裝置固定型(distal shoe space maintainer-fixed type)
(C)舌側牙弓維持器(lingual holding arch)
(D)冠環裝置(crown and loop space maintainer)
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統計: A(43), B(512), C(11), D(29), E(0) #3380115
統計: A(43), B(512), C(11), D(29), E(0) #3380115