95. 感染十二指腸鉤蟲(Ancylostoma duodenale)會引起貧血,其機轉最可能為下列何種型態? (A)缺維生素型(vitamin B12-deficiency) (B)缺鐵型(iron-deficiency) (C)缺葉酸型(folic acid-deficiency) (D)缺鋅型(zinc-deficiency)