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Savilahti E, Kolho KL, Westerholm-Ormio M, Verkasalo M.Savilahti E, et al.Acta Paediatr. 2010 Jul;99(7):1026-30. doi: 10.1111/j.1651-2227.2010.01740.x. Epub 2010 Feb 25.Acta Paediatr. 2010.PMID: 20199495