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Von Hertzen L, Töyrylä M, Gimishanov A, Bloigu A, Leinonen M, Saikku P, Haahtela T.Von Hertzen L, et al. Among authors: haahtela t.Clin Exp Allergy. 1999 Apr;29(4):522-8. doi: 10.1046/j.1365-2222.1999.00504.x.Clin Exp Allergy. 1999.PMID: 10202367