1 Swine Epidemiology and Welfare Research Unit, French Agency for Food, Environmental and Occupational Health & Safety (ANSES), BP 53, 22440, Ploufragan, France. [email protected].
3 Swine Virology Immunology Research Unit, French Agency for Food, Environmental and Occupational Health & Safety (ANSES), BP 53, 22440, Ploufragan, France.
4 Université Bretagne Loire, Rennes, France.
5 Swine Epidemiology and Welfare Research Unit, French Agency for Food, Environmental and Occupational Health & Safety (ANSES), BP 53, 22440, Ploufragan, France.
6 SPF Pig Production and Experimental Unit, French Agency for Food, Environmental and Occupational Health & Safety (ANSES), BP 53, 22440, Ploufragan, France.