1. Institute of Genetics; Vetsuisse Faculty; University of Bern; 3001 Bern Switzerland
2. DermFocus; University of Bern; 3001 Bern Switzerland
3. ASAP Laboratory; Mulgrave Vic. 3170 Australia
4. Mobile Vet Services and Supplies; Warwick Qld 4370 Australia
5. Institute of Animal Pathology; Vetsuisse Faculty; University of Bern; 3001 Bern Switzerland