tokens: Seropositivity by the enzyme - linked immunosorbent assay was found in 258 out of 547 ( 47.2 % ) cows and in 69 out of 271 ( 25.5 % ) small ruminants , among them in 47 out of 200 ( 23.5 % ) sheep and in 22 out of 71 ( 31.0 % ) goats .