coded cadaveric sera from 35 patients with acquired immunodeficiency syndrome ( aids ) , from 45 cadavers at high risk of human immunodeficiency virus ( hiv ) infection , and from 262 cadavers without known signs or risk of aids were assessed using three commercially available enzyme-linked immunosorbent assays ( elisa ) kits and western blot analysis .
C0019693
human immunodeficiency virus
C0001175
aids