3 小孩最常見造成傳導性聽損的原因是:
(A)外耳道閉鎖(atresia)
(B)中耳積液(otitis media with effusion)
(C)先天性膽脂瘤(cholesteatoma)
(D)耳垢栓塞(cerumen impaction)
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統計: A(1), B(54), C(0), D(2), E(0) #1057358
統計: A(1), B(54), C(0), D(2), E(0) #1057358