1. Department of Internal Medicine I, University of Cologne, Cologne, Germany
2. Department of Biochemistry, University Kiel, Kiel, Germany
3. Department of Dermatology, University of Cologne, Cologne, Germany
4. BioZyme Inc., Apex, North Carolina, USA
5. Brazilian Biosciences National Laboratory, LNBio, CNPEM, Campinas, Brazil
6. Pathodiagnostik Berlin, Berlin, Germany