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近20年来,儿童患哮喘病的人数明显增加,原因除过敏体质外,主要与儿童食用快餐食物较多,而食鲜鱼、水果和蔬菜较少有关.
In the past 20 years, the number of children suffering from asthma increased significantly. Except for allergens, children mainly consumed fast food but less fresh fish, fruits and vegetables.