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Spangler E, Zeigler-Johnson CM, Coomes M, Malkowicz SB, Wein A, Rebbeck TR.Spangler E, et al. Among authors: wein a.J Urol. 2007 Nov;178(5):1939-44; discussion 1945. doi: 10.1016/j.juro.2007.07.021. Epub 2007 Sep 17.J Urol. 2007.PMID: 17868722