1. Institute of Pathology, Martin Luther University Halle-Wittenberg, Halle/Saale
2. Institute of Human Genetics, University of Leipzig, Leipzig
3. Department of Children’s Rheumatology, Martin Luther University Halle-Wittenberg, Halle/Saale
4. Clinic of Orthopedic Surgery, Martin Luther University Halle-Wittenberg, Halle/Saale
5. Department of Radiotherapy, Martin Luther University Halle-Wittenberg, Halle/Saale
6. Surgical Clinic 1, University of Leipzig, Leipzig and
7. Institute of Medical Immunology, Martin Luther University Halle-Wittenberg, Halle/Saale, Germany