1. Department of Internal Medicine 3 and Institute for Clinical ImmunologyUniversity of Erlangen-NurembergErlangenGermany
2. Department of RheumatologyKaunas Medical University HospitalKaunusLithuania
3. Center of Experimental Rheumatology and Zurich Center of Integrative Human PhysiologyUniversity Hospital of ZurichZurichSwitzerland