| − | The prostate gland, found only in males, lies just below the [[bladder]], and the urethra (the tube that carries urine) runs directly through it (although in some other mammals, the urethra runs around, rather than through, the prostate<ref>R. Ganzer et al, "Muscle systems of the lower urinary tract of the male rhesus monkey (Macaca mulatta): histomorphology and 3-dimensional reconstruction," ''J. Urol.'' 2002 Oct;168(4 Pt 1):1603-7 [http://www.ncbi.nlm.nih.gov/sites/entrez?cmd=Retrieve&db=PubMed&list_uids=12352465&dopt=AbstractPlus]</ref>). This fact is important in explaining many of the symptoms of the disease. | + | The prostate gland, found only in males, lies just below the [[bladder]], and the urethra (the tube that carries urine) runs directly through it (although in some other mammals, the urethra runs around, rather than through, the prostate<ref>R. Ganzer et al, "Muscle systems of the lower urinary tract of the male rhesus monkey (Macaca mulatta): histomorphology and 3-dimensional reconstruction," ''J. Urol.'' 2002 Oct;168(4 Pt 1):1603-7 [https://www.ncbi.nlm.nih.gov/sites/entrez?cmd=Retrieve&db=PubMed&list_uids=12352465&dopt=AbstractPlus]</ref>). This fact is important in explaining many of the symptoms of the disease. |
| | *Jemal, A, Siegel R; Ward E, et al. Cancer statistics, 2006. CA Cancer J Clin 2006; 56:106. | | *Jemal, A, Siegel R; Ward E, et al. Cancer statistics, 2006. CA Cancer J Clin 2006; 56:106. |
| | *U.S. Cancer Statistics Working Group. United States Cancer Statistics: 2003 Incidence and Mortality (preliminary data). Atlanta (GA): Department of Health and Human Services, Centers for Disease Control and Prevention, and National Cancer Institute; 2006. | | *U.S. Cancer Statistics Working Group. United States Cancer Statistics: 2003 Incidence and Mortality (preliminary data). Atlanta (GA): Department of Health and Human Services, Centers for Disease Control and Prevention, and National Cancer Institute; 2006. |