It's similar to the cacotrophia problem for the children in the big cities, this kind of anaemia doesn't cause by lacking of the irrelevant food, it relates to the eating habits and not enough nutrition knowledge. 类似于城市儿童的营养不良问题,这种贫血症不是因欠缺食物造成的,而与饮食习惯和营养知识贫乏有关。