TY - JOUR A1 - Higgins, D.L. A1 - Galavotti, C. A1 - O'Reilly, K.R. A1 - Schnell, D.J. A1 - Moore, M. A1 - Rugg, D.L. A1 - Johnson, R. T1 - Evidence for the effects of HIV antibody counseling and testing on risk behaviors Y1 - 1991 DO - 10.1001/jama.266.17.2419 JF - Journal of the American Medical Association VL - 266 IS - 17 SP - 2419 EP - -2429 ER -