The acquired immune deficiency syndrome.
D000163:Acquired Immunodeficiency Syndrome / Q000150:complications / Q000382:microbiology / Q000635:transmission*; D017977:Deltaretrovirus; D005260:Female; D006716:Homosexuality; D006801:Humans; D008297:Male; D008431:Maternal-Fetal Exchange; D009369:Neoplasms / Q000150:complications; D011247:Pregnancy; D012723:Sex; D065227:Transfusion Reaction