1. Institute of Clinical Chemistry and Laboratory Medicine, Technische Universität Dresden; Dresden Germany
2. Hereditary Endocrine Cancer Group; Spanish National Cancer Research Centre (CNIO) and ISCIII Center for Biomedical Research on Rare Diseases (CIBERER); Madrid Spain
3. Department of Clinical Pathobiochemistry; Technische Universität Dresden; Dresden Germany
4. Medical Clinic III, Technische Universität Dresden; Dresden Germany
5. Internal Medicine, Radboud University Medical Centre; Nijmegen The Netherlands
6. Department of Experimental and Clinical Biomedical Sciences; University of Florence; Florence Italy
7. Familial Cancer Clinic and Oncoendocrinology; Veneto Institute of Oncology IRCCS; Padova Italy
8. Department of Medicine; University of Padova; Padova Italy
9. Department of Ophthalmology; Technische Universität Dresden; Dresden Germany
10. Program in Reproductive and Adult Endocrinology; Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health; Washington DC Bethesda, MD