In the November 1988 issue of the Journal, there is an error in the article by McHugh et al. (McHugh TM, Stites DP, Busch MP, Krowka JF, Stricker RB, Hollander H. Relation of circulating levels of human immunodeficiency virus (HIV) antigen, antibody to p24, and HIV-containing immune complexes in HIV-infected patients. J Infect Dis 1988;158:1088–91). The legend for figure 1 should read: