TY - JOUR A1 - Weinhardt, L.S. A1 - Carey, M.P. A1 - Johnson, B.T. A1 - Bickham, N.L. T1 - Effects of HIV counseling and testing on sexual risk behavior: a meta-analytic review of published research, 1985-1997 Y1 - 1999 DO - 10.2105/AJPH.89.9.1397 JF - American Journal of Public Health VL - 89 IS - 9 SP - 1397 EP - -1405 ER -