1 Department of Radiology, Azienda Ospedaliero Universitaria (A.O.U.), di Cagliari - Polo di Monserrato, s.s. 554 Monserrato, Cagliari 09045, Italy.
2 Thomas Jefferson University, 1020 Walnut Street, Philadelphia, PA, United States.
3 Department of Radiology, IRCCS SDN, Naples, Italy.
4 Department of Pathology, Azienda Ospedaliero Universitaria (AOU) di Cagliari, University Hospital San Giovanni di Dio, Cagliari, Italy; Proteomic Laboratory - European Center for Brain Research, IRCCS Fondazione Santa Lucia, Rome, Italy.
5 Stroke Diagnosis and Monitoring Division ATHEROPOINT LLC, Roseville, CA, USA.
6 Department of Radiology, Azienda Ospedaliero Universitaria (A.O.U.), di Cagliari - Polo di Monserrato, s.s. 554 Monserrato, Cagliari 09045, Italy. Electronic address: lucasaba@tiscali.it.