'Blue ear' disease of pigs.
D000034:Abortion, Veterinary / Q000382:microbiology*; D000818:Animals; D005260:Female; D005313:Fetal Death / Q000382:microbiology / Q000662:veterinary*; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000382:microbiology / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases / Q000382:microbiology*; D014780:Viruses / Q000302:isolation & purification*