1Division of Endocrinology, Department of Medicine, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY, USA
2Division of Endocrinology and Metabolism, McMaster University, Hamilton, ON, Canada
3Calcium Metabolism and Osteoporosis Program, WHO CC for Metabolic Bone Disorders, Division of Endocrinology, American University of Beirut, Beirut, Lebanon
4Department of Clinical and Experimental Medicine, University of Pisa, Endocrine Unit 2, University Hospital of Pisa, Pisa, Italy
5Department of Clinical, Internal, Anaesthesiologic and Cardiovascular Sciences, ‘Sapienza’, Rome University, Rome, Italy
6Department of Surgical Oncology, University of Texas MD Anderson Cancer Center, Houston, Texas, USA
7Department of Surgery, Universitat Autònoma de Barcelona, Barcelona, Spain
8Academic Endocrine Unit, Radcliffe Department of Medicine, University of Oxford, Oxford Centre for Diabetes, Endocrinology and Metabolism (OCDEM), Churchill Hospital, Oxford, UK
9Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, ON, Canada
10Endocrine Unit, Department of Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA
11Mayo Clinic Division of Endocrinology, Diabetes, Metabolism, and Nutrition, Mayo Clinic, Rochester, MN, USA
12Fondazione Italiana sulla Ricerca sulle Malattie dell’Osso (F.I.R.M.O. Foundation), Florence, Italy