Benedetto, G., F. Nigro, E. Bratti, and A. Tasca. “Modifications of Echogenicity of the Testis During Acute Torsion May Be a Predictive Factor of Organ Damage?”. Archivio Italiano Di Urologia E Andrologia, Vol. 86, no. 4, Dec. 2014, pp. 371-2, doi:10.4081/aiua.2014.4.371.