park, jae shin, K. H. Bae, H. K. Oh, J. B. Park, and D. H. Park. “Genital Desmoplastic Fibroblastoma (Collagenous Fibroma)”. Urology Journal, vol. 11, no. 4, Sept. 2014, pp. 1849-51, doi:10.22037/uj.v11i4.2423.