1. Department of Human Sciences and Quality, Life Promotion San Raffaele University, Via di Val Cannuta 247, 00166 Rome, Italy
2. MEBIC Consortium, San Raffaele University, 00166 Rome, Italy
3. Clinical and Molecular Epidemiology, IRCCS San Raffaele Roma, Via di Val Cannuta 247, 00166 Rome, Italy
4. Department of Molecular Medicine, University La Sapienza, Viale del Policlinico 155, 00161 Rome, Italy
5. Italian Society of Tabaccology (SITAB), 00136 Bologna, Italy
6. Experimental Neurophysiology IRCCS San Raffaele Roma, Via di Val Cannuta 247, 00166 Rome, Italy