Rosario Francesco Grasso is a Chief at the Diagnostic Imaging Unit/Interventional Radiology Unit, Università Campus Bio-Medico di Roma, Rome, Italy, and an Associate Professor of Diagnostic Imaging and Radiotherapy. His research interests include angiography, angioplasty, saphenous vein stenting, laser/RF therapy embolization/sclerosis, arteriovenous malformation embolizations (benign lesions, tumors, bleeding), and the chemoembolization of tumors.