23 臨床上所見的小頜畸形(micrognathia),是屬於下列何種咬合(occlusion)類型?
(A)Class I occlusion
(B)Class I malocclusion
(C)Class II malocclusion
(D)Class III malocclusion

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統計: A(2), B(5), C(58), D(6), E(0) #1224828