Picozzi Giulia, Beccani Davide, Innocenti Florio, Grazzini Michela, Mascalchi Mario
Radiodiagnostic Section, Department of Clinical Physiopathology University of Florence, Italy.
BMJ Case Rep. 2009;2009:bcr2006071415. doi: 10.1136/bcr.2006.071415. Epub 2009 Feb 18.