Zamzami, Zuhirman. “The Prediction of Prostate Cancer Based on Normal Digital Rectal Examination and Normal Prostate Specific Antigen in Clinical Benign Prostate Hyperplasia”. International Journal of Medical Science and Clinical Invention 5, no. 4 (April 30, 2018): 3760–3763. Accessed November 29, 2024. https://valleyinternational.net/index.php/ijmsci/article/view/1186.