1. Department of Health Research Methods, Evidence and Impact McMaster University Hamilton ON Canada
2. Vagelos College of Physicians and Surgeons Columbia University New York NY USA
3. Endocrinology F.I.R.M.O. Foundation Florence Italy
4. Endocrinology Mayo Clinic Division of Endocrinology, Diabetes, Metabolism, and Nutrition Rochester MN USA
5. Endocrinology Endocrine Unit, Massachusetts General Hospital and Harvard Medical School Boston MA USA
6. Department of Medicine, Division of Endocrinology and Metabolism and Geriatrics McMaster University Hamilton ON Canada