Iron deficiency is one of the most common nutrient deficiencies worldwide because iron is difficult to get and absorb in the proper amount from the diet alone (Taber's Cyclopedic Medical Dictionary).
全世界最常
养不足是缺铁，因为铁是很难仅通过饮食，得到和吸收（泰
广泛医学词典）。
,广泛Iron deficiency is one of the most common nutrient deficiencies worldwide because iron is difficult to get and absorb in the proper amount from the diet alone (Taber's Cyclopedic Medical Dictionary).
全世界最常养不足是缺铁，因为铁是很难仅通过饮食，得到和吸收（泰广泛医学词典）。
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