Lentiviruses/HTLV-III.
D000163:Acquired Immunodeficiency Syndrome / Q000382:microbiology*; D000818:Animals; D004859:Equine Infectious Anemia / Q000382:microbiology; D006041:Goats; D006678:HIV; D006736:Horses; D006801:Humans; D011021:Pneumonia, Progressive Interstitial, of Sheep / Q000382:microbiology; D012192:Retroviridae Infections / Q000145:classification* / Q000662:veterinary; D012756:Sheep