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Lidegaard O, Bygdeman M, Milsom I, Nesheim BI, Skjeldestad FE, Toivonen J.Lidegaard O, et al. Among authors: skjeldestad fe.Acta Obstet Gynecol Scand. 1999 Feb;78(2):142-9.Acta Obstet Gynecol Scand. 1999.PMID: 10023878Review.