1. Donatello Bone Clinic, Villa Donatello Hospital, 50019 Sesto Fiorentino, Italy
2. Department of Experimental and Clinical Biomedical Sciences, University of Florence, 50139 Florence, Italy
3. Fondazione FIRMO Onlus, Italian Foundation for the Research on Bone Diseases, 50129 Florence, Italy
4. Divisions of Endocrinology and Metabolism and Geriatrics, McMaster University, Hamilton, ON L8S 4L8, Canada
5. Personal Genomics SRL, 37136 Verona, Italy
6. Department of Medical and Surgical Sciences (DIMEC), Alma Mater Studiorum University of Bologna, 40126 Bologna, Italy
7. IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, Italy
8. IRCCS San Raffaele Hospital, 20132 Milano, Italy