| Antibody tests | Negative AIDS cases | Non ICL | AIDS diseases |
| Risk factors for progression of human immunodeficiency virus (HIV) infection among seroconverted and seropositive homosexual men. |
| van Griensven GJP, Vroome EMM, de Wolf H, Goudsmit J, Roos M, Coutinho RA. |
| | HIV was found in only 31% of a cohort of homosexuals at risk for AIDS in Amsterdam that developed AIDS diseases. |
| | Am J Epidemiol 1990; 132: 203-210. | 1990 |
| Effect of zidovudine and Pneumocystis carinii pneumonia prophylaxis on progression of HIV-1 infection to AIDS. |
| Graham NMH, Zeger SL, Park LP, Phair JP, Detels R, Vermund SH, Ho M, Saah AJ, Multicenter AIDS Cohort Study |
| | HIV was found in only 43% of a cohort of homosexuals at risk for AIDS in Chicago-Washington DC-Los Angeles-Pittsburgh that developed AIDS diseases. |
| | Lancet 1991; 338: 265-269. | 1991 |
| The relation between nitrite inhalants, unprotected receptive anal intercourse, and the risk of human immunodeficiency virus infection. |
| Seage GR, Mayer KH, Horsburgh CR, Holmberg SD, Moon MW, Lamb GA. |
| | HIV was found in only 43% of a cohort of homosexuals at risk for AIDS in Boston that developed AIDS diseases. |
| | J Am Epidemiol 1992; 135: 1-11. | 1992 |
| Sexual practices and risk of infection by the human immunodeficiency virus: The San Francisco men's health study. |
| Winkelstein W, Jr., Lyman DH, Padian N, Grant R, Samuel M, Wiley JA, Anderson RE, Lang W, Riggs J, Levy JA. |
| | HIV was found in only 48% of a cohort of homosexuals at risk for AIDS in San Francisco that developed AIDS diseases. |
| | JAMA 1987; 257: 321-325. | 1987 |
| Projections of AIDS morbidity and mortality in San Francisco. |
| Lemp GF, Payne SF, Rutherford GW, Hessol NA, Winkelstein W, Jr., Wiley JA, Moss AR, Chaisson RE, Chen RT, Feigal DW, Thomas PA, Werdegar D. |
| | HIV was found in only 49% of a cohort of homosexuals at risk for AIDS in San Francisco that developed AIDS. |
| | J Am Med Assoc 1990; 263: 1497-1501. | 1990 |
| Evidence that prior immune dysfunction predisposes to human immunodeficiency virus infection in homosexual men. |
| Marion SA, Schechter MT, Weaver MS, McLeod WA, Boyko WJ, Willoughby B, Douglas B, Craib KJP, O'Shaughnessy M. |
| | HIV was found in only 56% of a cohort of homosexuals at risk for AIDS in Canada that developed AIDS diseases. |
| | JAIDS 1989; 2: 178-186. | 1989 |
| Risk factors for human immunodeficiency virus (HIV) infections in homosexual men. |
| Darrow WW, Echenberg DF, Jaffe HW, O'Malley PM, Byers RH, Getchell JP, Curran JW. |
| | HIV was found in only 67% of a cohort of homosexuals at risk for AIDS in Canada that developed AIDS diseases. |
| | Am J Publ Health 1987; 77: 479-483. | 1987 |