1 Department of Medicine and Surgery, University of Milano-Bicocca, Milano, Italy.
2 Istituto Auxologico Italiano, Milano, Italy.
3 Department of Clinical Sciences and Community Health, University of Milano and Fondazione Ospedale Maggiore IRCCS Policlinico di Milano, Milano, Italy.
4 University Hospital "Dr. Dragisa Misovic-Dedinje" Department of Cardiology, Belgrade, Serbia.