1Sweat M, Gregorich S, Sangiwa G, et al. Cost-effectiveness of voluntary HIV-1 counselling and testing in reducing sexual transmission of HIV 1 in Kenya and Tanzania [ J ]. The Lancet, 2000,356 : 113 - 121.
2UNAIDS. The impact of Voluntary Counselling and Testing The impact of Voluntary Counselling and Testing A global review of the ben efits and challenges [ R ]. Geneva, Switzerland. 2001.
3Mary L Kamb, Martin Fishbein, John M Douglas, et al. Efficacy of risk-reduction counseling to prevent human immunodeficiency virus and sexually transmitted diseases [ J ] .JAMA, 1998, 280:1161 - 1167.
4Thielman NM, Chu HY, Ostermann, J, et al. Cost-Effectiveness of Free HIV Voluntary Counseling and Testing Through a Community- Based AIDS Service Organization in Northern Tanzania [J].American Journal of Public Health, 2006,96 : 114 - 119.
8Marks G, Crepaz N, Janssen RS. Estimating sexual transmission of HIV from persons aware and unaware that they are infected with the virus in the USA [J]. AIDS ,2006,20 : 1447 - 1450.