1 Department of Translational Medicine, University of Eastern Piedmont, Novara, Italy; IRCCS Istituto Auxologico Italiano, Verbania, Italy. Electronic address: paolo.marzullo@med.uniupo.it.
2 Department of Health Sciences, University of Eastern Piedmont, Novara, Italy.
3 Department of Translational Medicine, University of Eastern Piedmont, Novara, Italy.