1 Animal Health Department, Veterinary Faculty, Universidad Complutense de Madrid, Madrid, Spain. Electronic address: gmiro@ucm.es.
2 Animal Health Department, Veterinary Faculty, Universidad Complutense de Madrid, Madrid, Spain. Electronic address: jsarquis@ucm.es.
3 Departamento de Ciências Veterinárias, Universidade de Trás-os-Montes e Alto Douro, Vila Real, Portugal. Electronic address: lcardoso@utad.pt.
4 Ecole Nationale Vétérinaire, Agroalimentaire et de l´Alimentation, Nantes-Atlantique (ONIRIS), Nantes, France. Electronic address: pjbourdeau44@gmail.com.
5 Departamento de Medicina i Cirurgia Animals, Universitat Autònoma de Barcelona, Cerdanyola del Vallès, Spain. Electronic address: laia.solano@uab.cat.
6 Departamento of Veterinary Clinical Sciences, Faculty of Veterinary Medicine, Università di Napoli Federico II, Napoli, Italy. Electronic address: gaeoliva@unina.it.
7 Departamento of Veterinary Sciences, Università di Messina, Messina, Italy. Electronic address: mariagrazia.pennisi@unime.it.
8 Department of Epidemiology, College of Public Health, University of Iowa, College of Public Health, Iowa City, IA, USA. Electronic address: christine-petersen@uiowa.edu.
9 Departamento de Medicina i Cirurgia Animals, Universitat Autònoma de Barcelona, Cerdanyola del Vallès, Spain. Electronic address: lluis.ferrer@uab.cat.
10 Koret School of Veterinary Medicine, Hebrew University of Jerusalem, Rehovot, Israel. Electronic address: gad.baneth@mail.huji.ac.il.