TY - JOUR A1 - The Voluntary HIV-1 Counseling and Testing Efficacy Study Group T1 - Efficacy of voluntary HIV-1 counselling and testing in individuals and couples in Kenya, Tanzania, and Trinidad: A randomised trial Y1 - 2000 DO - 10.1016/S0140-6736(00)02446-6 JF - The Lancet VL - 356 IS - 9224 SP - 103 EP - -112 ER -