1. Department of Information Engineering, Università Politecnica delle Marche, Ancona, Italy.
2. Division of Obstetrics and Feto-Maternal Medicine, Department of Obstetrics and Gynecology, Medical University of Vienna, Vienna, Austria.
3. Division of Endocrinology and Metabolism, Department of Internal Medicine III, Medical University of Vienna, Vienna, Austria.
4. Metabolic Unit, CNR Institute of Neuroscience, Padova, Italy.