1 Extracorporeal Therapeutic Techniques, Lipid Clinic and Atherosclerosis Prevention Centre, Department of Molecular Medicine, University of Rome 'Sapienza', Umberto I Hospital, Rome, Italy. Electronic address: claudia.stefanutti@uniroma1.it.
2 Extracorporeal Therapeutic Techniques, Lipid Clinic and Atherosclerosis Prevention Centre, Department of Molecular Medicine, University of Rome 'Sapienza', Umberto I Hospital, Rome, Italy.
3 Department of Internal Medicine and Medical Specialties, University of Rome 'Sapienza', Umberto I Hospital, Rome, Italy.