68.依據衛生假說(hygiene hypothesis)因童年時缺少接觸感染,而影響免疫系統正常發展,最可以解釋下列何者發生率增加?
(A)chronic bronchitis
(B)emphysema
(C)asthma
(D)bronchiolitis
答案:登入後查看
統計: A(152), B(160), C(387), D(83), E(0) #3379609
統計: A(152), B(160), C(387), D(83), E(0) #3379609