1. Department of Pathophysiology and Allergy Research; Medical University of Vienna; Vienna Austria
2. Academic Endocrine Unit; Oxford Center for Diabetes, Endocrinology, and Metabolism, Radcliffe Department of Medicine, University of Oxford, Churchill Hospital; Oxford United Kingdom
3. Department of Pathology; Medical University of Vienna; Vienna Austria
4. Department of Internal Medicine III; Medical University of Vienna; Vienna Austria
5. Department of Medicine I; Comprehensive Cancer Center, Medical University of Vienna; Vienna Austria