单选题锌缺乏症患儿每日补充元素锌为()A 0.5~1mg/dB 1~2mg/dC 2~3mg/dD 3~4mg/dE 4~5mg/d

题目
单选题
锌缺乏症患儿每日补充元素锌为()
A

0.5~1mg/d

B

1~2mg/d

C

2~3mg/d

D

3~4mg/d

E

4~5mg/d


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