[STUDIES ON THEILERIASIS].
D000818:Animals; D002031:Bulgaria; D002417:Cattle; D002418:Cattle Diseases; D004813:Epidemiology; D011528:Protozoan Infections; D013801:Theileriasis
BULGARIA; CATTLE DISEASES; EPIDEMIOLOGY; PROTOZOAN INFECTIONS
PROUCHVANIIA VURKHU TA ILERIOZATA.