1. Division of Endocrinology, Diabetology and Metabolism, University Hospital and University of Basel, Switzerland
2. Service of Bone Diseases, University Hospitals and Faculty of Medicine of Geneva, Switzerland
3. Centre of Bone Diseases, Lausanne University Hospital, Switzerland
4. Gynaecological Endocrinology and Reproductive Medicine, University of Berne, Basel, Switzerland
5. Department of Geriatrics and Aging Research, University of Zurich and University Hospital of Zurich, Switzerland
6. Division of Rheumatology, University Hospital Zürich, Switzerland
7. University Centre for Medicine of Aging, Basel Mobility Centre, University of Basel, Switzerland
8. Department of Osteoporosis, University Hospital and University of Berne, Switzerland
9. Division of Gynaecological Endocrinology and Reproductive Medicine, Women's University Hospital, Berne, Switzerland
10. Department of Orthopaedics and Traumatology, Geriatric Fracture Centre, University Hospital Basel, Switzerland