1. Clinical and Experimental Endocrinology, Department of Chronic Diseases and Metabolism, KU Leuven, Leuven, Belgium
2. Skeletal Biology and Engineering Research Centre, KU Leuven, Leuven, Belgium
3. Division of Rheumatology, Department of Internal Medicine and Division of Epidemiology, Department of Quantitative Health Sciences, Mayo Clinic, Rochester, MN, USA
4. Division of Rheumatology, Department of Internal Medicine 3, Medical University Vienna, Vienna, Austria
5. Division of Rheumatology, Department of Internal Medicine 3, Medical University Vienna, Waehringer Guertel 18-20, 1090 Vienna, Austria
6. Division of Rheumatology, Department of Medicine (Solna), Karolinska Institutet, Stockholm, Sweden