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Werner A, Ramlau-Hansen CH, Jeppesen SK, Thulstrup AM, Olsen J.Werner A, et al.Acta Paediatr. 2007 Apr;96(4):595-6. doi: 10.1111/j.1651-2227.2006.00150.x. Epub 2007 Feb 1.Acta Paediatr. 2007.PMID: 17274805