1.下列那種情況會出現如下圖的牙齒放射線影像?
(A)牙釉質發育不全(amelogenesis imperfecta)
(B)牙本質形成不良(dentinogenesis imperfecta)
(C)第一型牙本質發育不良(dentin dysplasia type Ⅰ)
(D)局部牙齒發育不全(regional odontodysplasia)
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統計: A(82), B(789), C(194), D(27), E(0) #3282321
統計: A(82), B(789), C(194), D(27), E(0) #3282321