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Feldt-Rasmussen U, Mathiesen ER.Feldt-Rasmussen U, et al.Best Pract Res Clin Endocrinol Metab. 2011 Dec;25(6):875-84. doi: 10.1016/j.beem.2011.07.004.Best Pract Res Clin Endocrinol Metab. 2011.PMID: 22115163Review.