American Urological Association (AUA), The Journal of Urology, p. 2197-2199, 1998
DOI: 10.1097/00005392-199812010-00084
American Urological Association (AUA), The Journal of Urology, 6 Part 1(160), p. 2197-2199, 1998
DOI: 10.1016/s0022-5347(01)62294-8
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