1. AnaPath GmbH, Liestal, Switzerland
2. MicrosVeterinaria, León, Spain
3. AnaPath GmbH, Oberbuchsiten, Switzerland
4. Agrocantabria, Torrelavega, Spain
5. Veterinary Department, AMSvet Applied Mass Spectrometry Laboratory, Lugo, Spain
6. Department of Pathology, School of Veterinary Medicine and Science, University of Nottingham, Leicestershire, UK