“…From 1998, SED became the most common serovar isolated from sheep in England, and in 1999 represented 45.7% of the total Salmonella incidents (Davies et al, 2001;Milnes et al, 2008). Moreover, this serovar has been detected in sheep in different countries as Switzerland (Zweifel et al, 2004;Bonke et al, 2012;Stokar-Regenscheit et al, 2017), Iceland (Hjartardottir et al, 2002), Sweden (Soren et al, 2015), Norway (Alvseike and Skjerve, 2002), Canada (Pritchard, 1990) United States (Dargatz et al, 2015;Wolf and Schefers, 2017) or Brazil (Celeghini et al, 2013), suggesting that sheep are a reservoir for this microorganism. In Spain, SED is the most common isolated after Salmonella enterica subsp.…”