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来自MSN
1 天
What Symptoms Does Anemia Tongue Cause in the Mouth?
Medically reviewed by Brian T. Luong, DMD Anemia (a lack of healthy red blood cells) can produce a swollen and painful tongue ...
来自MSN
5 天
维生素 B2 和 B12 在哪些方面存在区别
维生素 B2 和 B12 在化学结构、生理功能、食物来源、缺乏症状以及临床应用等方面存在差异。 1. 化学结构:维生素 B2 又称核黄素,其化学结构包含核糖醇和异咯嗪环;维生素 B12 即钴胺素,是一类含钴的咕啉类化合物。 2. 生理功能:维生素 ...
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