1 RIA Immunology, Inselspital, University of Bern, Bern, Switzerland; Jenner Institute, Nuffield Department of Medicine, University of Oxford, Oxford, United Kingdom. Electronic address: martin.bachmann@me.com.
2 Latvian Biomedical Research & Study Centre, Riga, Latvia; Saiba GmbH, Alte Tösstalstr, Rämismühle, Switzerland.
3 Latvian Biomedical Research & Study Centre, Riga, Latvia.
4 Vetsuisse Faculty, Dermatology Unit, University of Zurich, Wonterthurerstrasse, Zurich, Switzerland.