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众所周知的许多职业性哮喘的原因之一是长期地接触谷物和面粉。罗马的面包师都懂得戴口罩来保护自己免受面粉的影响。职业性医学的奠基人 Ra-mazzini 曾描述谷物业工人有气促和荨麻疹症状。20
One of the causes of many of the well-known occupational asthma is long-term exposure to cereals and flour. Roman bakers all know how to wear masks to protect themselves from the flour. Ra-mazzini, the founder of occupational medicine, described the symptoms of shortness and urticaria among cereal workers. 20