[On the role of Leptospira infections in abortions among swine in the northern districts of the German Democratic Republic].
D000034:Abortion, Veterinary / Q000209:etiology*; D000818:Animals; D005260:Female; D005859:Germany, East; D007922:Leptospirosis / Q000150:complications*; D011247:Pregnancy; D013552:Swine; D013553:Swine Diseases
Zur Rolle von Leptospireninfektionen bei Aborten in einigen Zuchtschweinebeständen der Nordbezirke der DDR.