1. Institute of Surgical Research and Hospital Management (ICFS) and Department of BiomedicineUniversity Hospital BaselUniversity of BaselBasel Switzerland
2. Institute of Pathology, University of BaselBasel Switzerland
3. Department of BiomedicineUniversity of BaselBasel Switzerland
4. Department of AnatomyUniversity of Naples “Federico II”Naples Italy
5. Department of RheumatologyUniversity of BaselBasel Switzerland
6. Department of SurgeryUniversity Hospital BaselBasel Switzerland