Henky, Henky, Yuli Budiningsih, and Wibisana Widiatmaka. 2011. “The Validity of Rapid Test to Detect Prostate-Specific Antigen (PSA) in Seminal Fluid”. Medical Journal of Indonesia 20 (4):278-82. https://doi.org/10.13181/mji.v20i4.464.