1. Clinical Laboratory, Department of Internal Veterinary Medicine, University of Zurich, Switzerland
2. Maison Forestière de Geleneau, Trois-Fontaines l'Abbaye, France
3. Institut de Zoologie, Universitéde Neuchâtel, Switzerland
4. Wildcat Release Program, Bund für Naturschutz, Bavaria, Wiesenfelden, Germany
5. Naturhistorisches Museum, Bern, Switzerland
6. Zoologisches Institut, University of Zurich, Switzerland
7. Director emeritus, Zoological Garden, Zurich, Switzerland