1. Department of Medical and Surgical Sciences (DIMEC), University of Bologna, 40126 Bologna, Italy
2. Laboratory of Cell Proliferation and Ageing, Institute of Biosciences and Applications, National Centre for Scientific Research “Demokritos”, 15341 Athens, Greece
3. Bioinformatics and Statistical Genomics Unit, Istituto Auxologico Italiano IRCCS, 20095 Milan, Italy
4. Department of Brain and Behavioral Sciences, Università di Pavia, 27100 Pavia, Italy
5. IRCCS Istituto delle Scienze Neurologiche di Bologna, 40139 Bologna, Italy
6. Laboratory of Systems Medicine of Healthy Aging, Institute of Biology and Biomedicine and Institute of Information Technology, Mathematics and Mechanics, Department of Applied Mathematics, N. I. Lobachevsky State University, 603022 Nizhny Novgorod, Russia
7. IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, Italy