1. Currently Available from UNAIDS

· SexWork: 3.0 Models the impact of interventions focused on sex workers and their clients.

· Blood 3.0: Models the impact of interventions to strengthen of blood transfusion services.

· School 2.0: Models the impact of interventions focusing on youth in school.

· IDU 2.0: Models the impact of strategies to reduce HIV transmission among injecting drug users.

· Costing Guidelines for HIV/AIDS Prevention Strategies

· Costing Guidelines for HIV/AIDS Prevention Strategies Among Injecting Drug Using Populations.

2. Publications

Kumaranayake L, Pepperall J, Goodman H, and Mills A. (1998) Costing Guidelines for HIV/AIDS Prevention Strategies. UNAIDS Best Practice Collection - Key Materials. http://www.unaids.org/highbrand/document/economics/index.html.

Kumaranayake, L. Mangtani P, Boupda-Kuate A, Foumena Abada JC, Cheta C, Njoumemi Z and Watts C. (1998) Cost-Effectiveness of a HIV/AIDS Peer Education Programme Among Commercial Sex Workers: Results from Cameroon. Presented at the XII World AIDS Conference, Geneva, 28 June - 3 July.

Mills A and Watts C. (1996). Cost-effectiveness analysis of HIV prevention alternatives and the role of government. Paper presented to the workshop >AIDS and development: the role of government=. Chateau de Limelette, Brussels, 17-19 June.

Watts C, Goodman H and Muyinda G. (1995) Estimation of the number of HIV infections averted by screening of blood. The Lancet 346: 783-4.

Watts C, Goodman H, Muyinda G, Msiska R, Mulenga D, Bertozzi S and Mills A. (1995) Estimating the costs and impact of strengthening blood transfusion services in Zambia. Abstract presented at the IXth International Conference on AIDS and STDs in Africa, Kampala, 10-14 December.

Watts CH. (1997) Microbicides for HIV prevention: imperfect results and public policy. Background paper for symposium on Practical and Ethical Dilemmas in the Clinical Testing of Microbicides. Women=s Health Advocates on Microbicides/The Population Council, Washington, USA.

Watts C and Kumaranayake L. (1999) Thinking big: scaling-up HIV-1 interventions in sub-Saharan Africa. The Lancet October 354: 1492.

Kumaranayake L and Watts C. Moderating discussions on the web: opportunities, challenges and lessons learned. Forthcoming Health Policy and Planning. March 2000.

Kumaranayake L, Watts C. Costs of Scaling HIV Progam Activities to a National Level for Sub Saharan Africa: Methods and Estimates. Forthcoming Washington, DC: World Bank.

Walker D, Vickerman P, Kumaranayake L et al. (1999). The importance of early intervention for HIV/AIDS prevention: The example of Belarus. Forthcoming Mir Mediciny (in Russian).

3. In progress

Watts C and Vickerman P. SexWork: new software to estimate the impact of interventions focused on sex workers on their clients.

Kumaranayake L, Watts C, Vickerman et al. Replication and costs of replicating interventions in Cameroon.

Watts C, Vickerman P, Vaughan P et al. What matters?: key factors influencing the impact of interventions focused on sex workers and their clients.

Vickerman P and Watts C. IDU: a user-friendly model to estimate the impact of HIV interventions among injecting drug users.

Kumaranayake L, Vickerman P, Walker D et al: The cost-effectiveness of HIV preventive measures among injecting drug users in Svetlogorsk, Belarus.

Kumaranayake L, Walker D, Dickun et al. Harm reduction activities among injecting drug users in Belarus: a cost analysis.

Vickerman and Watts HIV education for youth in school: a tool (SCHOOL) to model intervention impact.

Watts, Kumaranayake, Vickerman et al. The cost-effectiveness of HIV interventions in sub-Saharan Africa for youth in school.

Kumaranayake et al: the costs of in and out of school HIV interventions in Cameroon.

Watts, Goodman, Kumaranayake et al. Factors influencing the cost, impact and cost-effectiveness of initiatives to stengthen blood transfusion services.