Antony, T., R. Talwar, T. Thomas, V. Trehan, S. Manwantkar, H. Mohan, R. Ranjan, N. Kishore, A. Chhikara, S. Kumar, and A. Gupta. “Correlation of Serum Prostate Specific Antigen With Clinical, Radiological and Pathological Variables in Patients With Prostate Enlargement”. International Surgery Journal, vol. 6, no. 12, Nov. 2019, pp. 4408-14, doi:10.18203/2349-2902.isj20195403.