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Linna O, Niinimäki A, Mäkinen-Kiljunen S.Linna O, et al.Allergy. 1994 Oct;49(9):795-6. doi: 10.1111/j.1398-9995.1994.tb02107.x.Allergy. 1994.PMID: 7695074Clinical Trial.No abstract available.