The PSA test is used to help find prostate cancer, as well as, to monitor the results of treatment.
American Cancer Society. (2007). Cancer reference information. Detailed guide: Prostate cancer. Can Prostate Cancer Be Found Early? Retrieved November 2, 2007 from http://www.cancer.org/docroot/CRI/content/CRI_2_4_3X_Can_prostate_cancer_be_found_early_36.asp.
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