1. Department of Health Science, Clinica Medica, University of Milano-Bicocca, Milano, Italy.
2. Istituto Auxologico Italiano IRCCS, Milano, Italy.
3. Department of Cardiology, Charité-University-Medicine Campus Virchow Klinikum, Berlin, Germany.
4. IRCCS Multimedica, Sesto San Giovanni, Milan, Italy.