title: [OLT group agents in the etiology of abortion in cows].
mesh_terms: D000034:Abortion, Veterinary / Q000382:microbiology*; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology*; D005260:Female; D011247:Pregnancy; D014780:Viruses / Q000302:isolation & purification / Q000472:pathogenicity*
vernacular_title: Vozbuditeli gruppy OLT étiologii abortov korov.