Vet Microbiol 2017 Nov 10;211:150-159. Epub 2017 Oct 10.
Animal Health Trust, Centre for Preventive Medicine, Lanwades Park, CB8 7UU, Kentford Newmarket, United Kingdom; Frank Duncombe Laboratory-LABÉO, 1 Route De Rosel, 14053 CAEN Cedex 4, France; University of Caen Basse-Normandie, 14000 Caen, France; Unité de Recherche Risques Microbiens (U2RM), EA 4655, and Chair of Excellence ˝ Equine Immunology˝, 14032 Caen, France; Hippolia Foundation, La Maison du cheval, 6 Avenue du Maréchal Montgomery, 14000 Caen, France. Electronic address: