1. Centre for Clinical & Basic Research, Department of Medical Sciences, IRCCS San Raffaele Pisana, Rome, Italy
2. Laboratory of Vascular Physiology, IRCCS San Raffaele, London, UK
3. Division of Cardiology, Department of Internal Medicine, Cardiovascular & Immunological Sciences, ‘Federico II’ University, Via Pansini, 5, I-80131, Naples, Italy