1Department of Clinical Sciences College of Veterinary Medicine and Biomedical Sciences Colorado State University, Fort Collins, CO 80523 USA
2Unité de Dermatologie, Ecole Nationale Vétérinaire de Nantes, route de Gachet, CP 3013, 44087 Nantes Cedex 03, France.
3Clinique Vétérinaire Saint Bernard, 598 Avenue de Dunkerque, 59160 Lomme, France,
4Clinique Vétérinaire, 14 Blvd. Stalingrad, 83500 La Seyne‐sur‐Mer, France,
5Clinique Vétérinaire, 100 Avenue de l'Aquitaine, 33560 Sainte Eulalie, France,
6Department of Veterinary Teaching Hospital, College of Veterinary Medicine and Biomedical Sciences, Colorado State University, Fort Collins, CO 80523, USA.