the connection between birch pollen allergy and fs is probably explained by the structural relationship between birch pollen allergen and some allergens of the foodstuffs , whereas the high incidence of fs in acetylsalicylic acid-intolerant patients is probably explained by additives in foods as well as salicylates or benzoates naturally occurring in some food .
C0004057
acetylsalicylic
C0036077
salicylates