Unverified80% confidenceFactTime unknown
补锌见效周期短(1-2周)而补钙铁需持续数月,缺锌婴儿表现为食欲差、反复口腔溃疡、生长缓慢;锌剂量以元素锌计,1岁以内3mg/天、1-3岁4mg/天,长期过量补锌会导致铜缺乏
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80%
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Long-term
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