锌缺乏的临床表现为（）
A.严重贫血
B.味觉下降
C.发育迟缓
D.免疫力下降E.龋齿
参考答案：B, C, D
凹陷压印
Once you submit the online form, your application shall be within a week and you will get a reply afterwards.
A. preserved B. processed C. prepared D, predicted
