[Leptospira hyos infections of pigs in the German Democratic Republic].
D000034:Abortion, Veterinary / Q000209:etiology*; D000818:Animals; D005260:Female; D005859:Germany, East; D007919:Leptospira / Q000302:isolation & purification*; D007922:Leptospirosis / Q000097:blood / Q000453:epidemiology / Q000662:veterinary*; D011247:Pregnancy; D013552:Swine; D013553:Swine Diseases / Q000382:microbiology*
Leptospira-hyos-Infektionen bei Schweinen in der DDR.