Testing for HIV antibody in serum pools.
D001771:Blood Banks / Q000592:standards*; D003362:Cost-Benefit Analysis; D006679:HIV Seropositivity / Q000097:blood* / Q000453:epidemiology; D006801:Humans; D008403:Mass Screening / Q000191:economics / Q000379:methods*; D012680:Sensitivity and Specificity