1. Royal Canin; Aimargues France
2. Small Animal Clinic; College of Veterinary Medicine; University of Leipzig Leipzig Germany
3. Ecole Nationale Vétérinaire d'Alfort, Université Paris-Est; Maisons-Alfort Cedex France
4. Scanelis; Colomiers France
5. Clinic for Swine; Department of Clinical Veterinary Medicine; Vetsuisse Faculty Berne; Berne Switzerland
6. Gastrointestinal Laboratory; Department of Small Animal Clinical Sciences; College of Veterinary Medicine and Biomedical Sciences; Texas A&M University; College Station TX
7. NeoCare, IHAP, IHAP; Université de Toulouse; INRA; ENVT; Toulouse Cedex 03 France