42 下列何者為先天性梅毒所致之牙齒變異?
(A)侏儒牙根(dwarfed root)
(B)贅生齒(supernumerary teeth)
(C)釘狀齒(peg teeth)
(D)郝欽遜氏門齒(Hutchinson’s incisors)

答案:登入後查看
統計: A(1), B(3), C(21), D(339), E(0) #2099001