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Ramos CG, Carvalhal GF, Smith DS, Mager DE, Catalona WJ.Ramos CG, et al. Among authors: smith ds.J Urol. 1999 May;161(5):1525-9.J Urol. 1999.PMID: 10210388
Krumholtz JS, Carvalhal GF, Ramos CG, Smith DS, Thorson P, Yan Y, Humphrey PA, Roehl KA, Catalona WJ.Krumholtz JS, et al. Among authors: smith ds.Urology. 2002 Sep;60(3):469-73; discussion 473-4. doi: 10.1016/s0090-4295(02)01875-7.Urology. 2002.PMID: 12350486