Di Domenico Stefano, Bocci Enrico, Rossi Arianna Magoni, Valente Umberto
Department of General Surgery and Organ Transplantation, San Martino University Hospital, Largo Rosanna Benzi 1, 16100 Genoa, Italy.
J Ultrasound Med. 2010 Apr;29(4):651-4. doi: 10.7863/jum.2010.29.4.651.