“…In Russia, Estonia, and Lithuania; citrus fruits, apple, hazelnut, strawberry, fish, tomato, egg, and milk were common self-reported allergy. But, in Sweden and Denmark; tree nuts, apple, pear, kiwi, stone fruits, and carrot were the most common self-reported food allergy [6] For reasons that are not yet clear, 90% of hypersensitivity reactions are attributable to only eight major types of food: milk, eggs, shellfish (particularly crustaceans), peanuts, soybeans, tree nuts, and wheat [8]. [9].…”